Peter Austin

Peter Austin's AcademicInfluence.com Rankings

Peter Austin

Communications

#886

World Rank

#1379

Historical Rank

Linguistics

#126

World Rank

#179

Historical Rank

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Communications

Peter Austin's Degrees

PhD Linguistics University of Oxford
Bachelors English Language and Literature University of Oxford

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Peter Austin's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

An Introduction to Propensity Score Methods for Reducing the Effects of Confounding in Observational Studies (2011) (7542)
Balance diagnostics for comparing the distribution of baseline covariates between treatment groups in propensity-score matched samples (2009) (3651)
Optimal caliper widths for propensity-score matching when estimating differences in means and differences in proportions in observational studies (2010) (2383)
Moving towards best practice when using inverse probability of treatment weighting (IPTW) using the propensity score to estimate causal treatment effects in observational studies (2015) (2323)
Outcome of heart failure with preserved ejection fraction in a population-based study. (2006) (1507)
Using the Standardized Difference to Compare the Prevalence of a Binary Variable Between Two Groups in Observational Research (2009) (1385)
A Modification of the Elixhauser Comorbidity Measures Into a Point System for Hospital Death Using Administrative Data (2009) (1344)
Predicting mortality among patients hospitalized for heart failure: derivation and validation of a clinical model. (2003) (1309)
Introduction to the Analysis of Survival Data in the Presence of Competing Risks (2016) (1274)
A critical appraisal of propensity‐score matching in the medical literature between 1996 and 2003 (2008) (1138)
A comparison of the ability of different propensity score models to balance measured variables between treated and untreated subjects: a Monte Carlo study (2007) (1070)
Rates of Hyperkalemia after Publication of the Randomized Aldactone Evaluation Study (2004) (1001)
The use of propensity score methods with survival or time-to-event outcomes: reporting measures of effect similar to those used in randomized experiments (2013) (971)
Derivation and validation of an index to predict early death or unplanned readmission after discharge from hospital to the community (2010) (799)
A population-based study of the drug interaction between proton pump inhibitors and clopidogrel (2009) (767)
The performance of different propensity score methods for estimating marginal hazard ratios (2007) (754)
The number of subjects per variable required in linear regression analyses. (2015) (698)
Effects of socioeconomic status on access to invasive cardiac procedures and on mortality after acute myocardial infarction. (1999) (675)
A comparison of 12 algorithms for matching on the propensity score (2013) (674)
Proportion of hospital readmissions deemed avoidable: a systematic review (2011) (646)
Some Methods of Propensity‐Score Matching had Superior Performance to Others: Results of an Empirical Investigation and Monte Carlo simulations (2009) (624)
Propensity-score matching in the cardiovascular surgery literature from 2004 to 2006: a systematic review and suggestions for improvement. (2007) (543)
A comparison of propensity score methods: a case‐study estimating the effectiveness of post‐AMI statin use (2006) (535)
Reader's guide to critical appraisal of cohort studies: 2. Assessing potential for confounding (2005) (507)
Propensity score methods gave similar results to traditional regression modeling in observational studies: a systematic review. (2005) (506)
Bootstrap Methods for Developing Predictive Models (2004) (505)
A multicenter study of the coding accuracy of hospital discharge administrative data for patients admitted to cardiac care units in Ontario. (2002) (478)
Practical recommendations for reporting Fine‐Gray model analyses for competing risk data (2017) (477)
Statistical Criteria for Selecting the Optimal Number of Untreated Subjects Matched to Each Treated Subject When Using Many-to-One Matching on the Propensity Score (2010) (471)
Effectiveness and safety of drug-eluting stents in Ontario. (2007) (422)
Selective serotonin reuptake inhibitors and breast cancer mortality in women receiving tamoxifen: a population based cohort study (2010) (414)
Cyclo-oxygenase-2 inhibitors versus non-selective non-steroidal anti-inflammatory drugs and congestive heart failure outcomes in elderly patients: a population-based cohort study (2004) (410)
The Relative Ability of Different Propensity Score Methods to Balance Measured Covariates Between Treated and Untreated Subjects in Observational Studies (2009) (398)
Modern modelling techniques are data hungry: a simulation study for predicting dichotomous endpoints (2014) (374)
A Tutorial and Case Study in Propensity Score Analysis: An Application to Estimating the Effect of In-Hospital Smoking Cessation Counseling on Mortality (2011) (368)
Comparison of Coding of Heart Failure and Comorbidities in Administrative and Clinical Data for Use in Outcomes Research (2005) (351)
Intermediate and advanced topics in multilevel logistic regression analysis (2017) (345)
Deriving Ethnic-Specific BMI Cutoff Points for Assessing Diabetes Risk (2011) (331)
Effect of Age on Stroke Prevention Therapy in Patients With Atrial Fibrillation: The Atrial Fibrillation Investigators (2009) (330)
Effect of discharge summary availability during post-discharge visits on hospital readmission (2002) (315)
The performance of different propensity-score methods for estimating differences in proportions (risk differences or absolute risk reductions) in observational studies (2010) (305)
Automated variable selection methods for logistic regression produced unstable models for predicting acute myocardial infarction mortality. (2004) (305)
Development and validation of the Ontario acute myocardial infarction mortality prediction rules. (2001) (297)
Sex differences and similarities in the management and outcome of stroke patients. (2000) (286)
Observational study of upper gastrointestinal haemorrhage in elderly patients given selective cyclo-oxygenase-2 inhibitors or conventional non-steroidal anti-inflammatory drugs (2002) (283)
Variance estimation when using inverse probability of treatment weighting (IPTW) with survival analysis (2016) (280)
Effect of selective cyclooxygenase 2 inhibitors and naproxen on short-term risk of acute myocardial infarction in the elderly. (2003) (275)
IScore: A Risk Score to Predict Death Early After Hospitalization for an Acute Ischemic Stroke (2011) (272)
Surgical outcomes and transfusion of minimal amounts of blood in the operating room. (2012) (270)
Bisphosphonate use and the risk of subtrochanteric or femoral shaft fractures in older women. (2011) (270)
A Tutorial on Multilevel Survival Analysis: Methods, Models and Applications (2017) (266)
Using methods from the data-mining and machine-learning literature for disease classification and prediction: a case study examining classification of heart failure subtypes. (2013) (264)
Using the Johns Hopkins Aggregated Diagnosis Groups (ADGs) to Predict Mortality in a General Adult Population Cohort in Ontario, Canada (2011) (255)
Lifetime Analysis of Hospitalizations and Survival of Patients Newly Admitted With Heart Failure (2012) (253)
Epidural anaesthesia and survival after intermediate-to-high risk non-cardiac surgery: a population-based cohort study (2008) (248)
A brief note on overlapping confidence intervals. (2002) (247)
Effectiveness of public report cards for improving the quality of cardiac care: the EFFECT study: a randomized trial. (2009) (246)
Graphical assessment of internal and external calibration of logistic regression models by using loess smoothers (2013) (246)
Metformin use and all-cause and prostate cancer-specific mortality among men with diabetes. (2013) (243)
Risk-treatment mismatch in the pharmacotherapy of heart failure. (2005) (241)
Comparing paired vs non-paired statistical methods of analyses when making inferences about absolute risk reductions in propensity-score matched samples (2011) (239)
Evaluation of early complications related to De Novo cardioverter defibrillator implantation insights from the Ontario ICD database. (2010) (237)
Events per variable (EPV) and the relative performance of different strategies for estimating the out-of-sample validity of logistic regression models (2014) (237)
Care and Outcomes of Patients Newly Hospitalized for Heart Failure in the Community Treated by Cardiologists Compared With Other Specialists (2003) (231)
Conditioning on the propensity score can result in biased estimation of common measures of treatment effect: a Monte Carlo study (2007) (222)
Comparison of cardiovascular risk profiles among ethnic groups using population health surveys between 1996 and 2007 (2010) (221)
Continuity of care and patient outcomes after hospital discharge (2004) (221)
Trends in risk factors for cardiovascular disease in Canada: temporal, socio-demographic and geographic factors (2009) (219)
Relation between surgeon volume and risk of complications after total hip arthroplasty: propensity score matched cohort study (2014) (215)
High-Density Lipoprotein Cholesterol and Cause-Specific Mortality in Individuals Without Previous Cardiovascular Conditions: The CANHEART Study. (2016) (211)
Interpreting the concordance statistic of a logistic regression model: relation to the variance and odds ratio of a continuous explanatory variable (2012) (209)
Effectiveness of BNT162b2 and mRNA-1273 covid-19 vaccines against symptomatic SARS-CoV-2 infection and severe covid-19 outcomes in Ontario, Canada: test negative design study (2021) (206)
The use of the Tobit model for analyzing measures of health status (2004) (205)
The use of the propensity score for estimating treatment effects: administrative versus clinical data (2005) (204)
Inflation of the type I error rate when a continuous confounding variable is categorized in logistic regression analyses (2004) (203)
Administrative database research has unique characteristics that can risk biased results. (2012) (201)
Prediction of Heart Failure Mortality in Emergent Care (2012) (200)
Socioeconomic Status and Mortality after Acute Myocardial Infarction (2006) (199)
The performance of different propensity-score methods for estimating relative risks. (2008) (199)
Goodness‐of‐fit diagnostics for the propensity score model when estimating treatment effects using covariate adjustment with the propensity score (2008) (192)
A Review of Propensity-Score Methods and Their Use in Cardiovascular Research. (2016) (189)
A Population-Based Study of Cardiovascular Mortality Following Early-Stage Breast Cancer (2017) (188)
A 3-year study of high-cost users of health care (2016) (188)
Intensive hemodialysis associates with improved survival compared with conventional hemodialysis. (2012) (187)
The performance of inverse probability of treatment weighting and full matching on the propensity score in the presence of model misspecification when estimating the effect of treatment on survival outcomes (2015) (184)
Rate of stroke recurrence in patients with primary intracerebral hemorrhage. (2000) (183)
The use of bootstrapping when using propensity-score matching without replacement: a simulation study (2014) (182)
Adverse cardiovascular events during treatment with pioglitazone and rosiglitazone: population based cohort study (2009) (175)
The performance of different propensity score methods for estimating marginal odds ratios, Statistics in Medicine 2007; 26:3078–3094 (2008) (173)
Epidemiology of Primary Anterior Shoulder Dislocation Requiring Closed Reduction in Ontario, Canada (2014) (171)
The risk of hip fracture after initiating antihypertensive drugs in the elderly. (2012) (170)
Estimating Multilevel Logistic Regression Models When the Number of Clusters is Low: A Comparison of Different Statistical Software Procedures (2010) (169)
Impact of community based, specialist palliative care teams on hospitalisations and emergency department visits late in life and hospital deaths: a pooled analysis (2014) (166)
Generating survival times to simulate Cox proportional hazards models with time-varying covariates (2012) (166)
Improved Outcomes With Early Collaborative Care of Ambulatory Heart Failure Patients Discharged From the Emergency Department (2010) (165)
Effect of cardiac and noncardiac conditions on survival after defibrillator implantation. (2007) (164)
Gender Differences in Outcomes After Hospital Discharge From Coronary Artery Bypass Grafting (2006) (162)
Type I Error Rates, Coverage of Confidence Intervals, and Variance Estimation in Propensity-Score Matched Analyses (2009) (161)
A comparison of regression trees, logistic regression, generalized additive models, and multivariate adaptive regression splines for predicting AMI mortality (2007) (160)
Early Deaths in Patients With Heart Failure Discharged From the Emergency Department: A Population-Based Analysis (2010) (160)
Assessing balance in measured baseline covariates when using many‐to‐one matching on the propensity‐score (2008) (159)
Biology or bias: practice patterns and long-term outcomes for men and women with acute myocardial infarction. (2002) (157)
Report Card on Propensity-Score Matching in the Cardiology Literature From 2004 to 2006: A Systematic Review (2008) (151)
Temporal changes in the outcomes of acute myocardial infarction in Ontario, 1992-1996. (1999) (151)
Predictors of Short-Term Complications After Implantable Cardioverter-Defibrillator Replacement: Results From the Ontario ICD Database (2011) (149)
Absolute risk reductions, relative risks, relative risk reductions, and numbers needed to treat can be obtained from a logistic regression model. (2010) (149)
Socioeconomic status, service patterns, and perceptions of care among survivors of acute myocardial infarction in Canada. (2004) (148)
Comparing hierarchical modeling with traditional logistic regression analysis among patients hospitalized with acute myocardial infarction: should we be analyzing cardiovascular outcomes data differently? (2003) (148)
A substantial and confusing variation exists in handling of baseline covariates in randomized controlled trials: a review of trials published in leading medical journals. (2010) (146)
Relationship between annual volume of patients treated by admitting physician and mortality after acute myocardial infarction. (2001) (144)
Differences in operative mortality between high- and low-volume hospitals in Ontario for 5 major surgical procedures: estimating the number of lives potentially saved through regionalization. (2003) (142)
The performance of different propensity score methods for estimating absolute effects of treatments on survival outcomes: A simulation study (2014) (140)
Association Between Cardiovascular Risk Factors and Aortic Stenosis: The CANHEART Aortic Stenosis Study. (2017) (139)
Testing multiple statistical hypotheses resulted in spurious associations: a study of astrological signs and health. (2006) (137)
The Mortality Risk Score and the ADG Score: Two Points-Based Scoring Systems for the Johns Hopkins Aggregated Diagnosis Groups to Predict Mortality in a General Adult Population Cohort in Ontario, Canada (2011) (133)
Levothyroxine dose and risk of fractures in older adults: nested case-control study (2011) (133)
Relation between cardiac troponin I and mortality in acute decompensated heart failure. (2007) (133)
Bayesian statistical inference enhances the interpretation of contemporary randomized controlled trials. (2009) (132)
Shunt-dependent hydrocephalus after aneurysmal subarachnoid hemorrhage: incidence, predictors, and revision rates. Clinical article. (2009) (132)
A comparison of several regression models for analysing cost of CABG surgery (2003) (131)
Sex Differences in Implantable Cardioverter-Defibrillator Outcomes: Findings From a Prospective Defibrillator Database (2012) (131)
Predictors of peritonitis in patients on peritoneal dialysis: results of a large, prospective Canadian database. (2009) (130)
A Comparison of Statistical Modeling Strategies for Analyzing Length of Stay after CABG Surgery (2002) (127)
Discriminating clinical features of heart failure with preserved vs. reduced ejection fraction in the community. (2012) (127)
The Cardiovascular Health in Ambulatory Care Research Team (CANHEART): Using Big Data to Measure and Improve Cardiovascular Health and Healthcare Services (2015) (127)
The iScore Predicts Effectiveness of Thrombolytic Therapy for Acute Ischemic Stroke (2012) (127)
Trends in Short- and Long-Term Survival Among Out-of-Hospital Cardiac Arrest Patients Alive at Hospital Arrival (2014) (123)
Selection bias explains apparent differential mortality between dialysis modalities. (2011) (122)
Mitral repair versus replacement for ischemic mitral regurgitation. (2005) (121)
An Introduction to Multilevel Regression Models (2001) (116)
Use of antidepressants among elderly subjects: trends and contributing factors. (2000) (115)
Bayesian propensity score analysis for observational data (2006) (113)
Measures of clustering and heterogeneity in multilevel Poisson regression analyses of rates/count data (2017) (112)
Patient, Physician, and Community Factors Affecting Referrals to Specialists in Ontario, Canada: A Population-Based, Multi-Level Modelling Approach (2003) (112)
Breast Cancer Therapy-Related Cardiac Dysfunction in Adult Women Treated in Routine Clinical Practice: A Population-Based Cohort Study. (2016) (111)
A comparison of methods for analyzing health-related quality-of-life measures. (2002) (109)
Missing Data in Clinical Research: A Tutorial on Multiple Imputation (2020) (109)
Determinants of outcome after carotid endarterectomy. (1998) (108)
Association Between Metformin Therapy and Mortality After Breast Cancer (2013) (107)
Absolute risk reductions and numbers needed to treat can be obtained from adjusted survival models for time-to-event outcomes. (2010) (107)
Trends in heart failure outcomes and pharmacotherapy: 1992 to 2000. (2004) (105)
Effectiveness of COVID-19 vaccines against symptomatic SARS-CoV-2 infection and severe outcomes with variants of concern in Ontario (2022) (105)
Effectiveness of COVID-19 vaccines against variants of concern, Canada (2021) (104)
The Use of Fixed-and Random-Effects Models for Classifying Hospitals as Mortality Outliers: A Monte Carlo Assessment (2003) (104)
Propensity score matching and complex surveys (2016) (103)
Association of echocardiography before major elective non-cardiac surgery with postoperative survival and length of hospital stay: population based cohort study (2011) (100)
Gastrointestinal bleeding after the introduction of COX 2 inhibitors: ecological study (2004) (99)
Type I Error Inflation in the Presence of a Ceiling Effect (2003) (99)
Life expectancy after an index hospitalization for patients with heart failure: a population-based study. (2008) (98)
Longer wait times increase overall mortality in patients with bladder cancer. (2009) (97)
Estimated Effectiveness of COVID-19 Vaccines Against Omicron or Delta Symptomatic Infection and Severe Outcomes (2022) (97)
The influence of surgical specialty training on the outcomes of elective abdominal aortic aneurysm surgery. (2001) (96)
The Integrated Calibration Index (ICI) and related metrics for quantifying the calibration of logistic regression models (2019) (96)
Propensity‐score matching with competing risks in survival analysis (2018) (96)
Prescriptions for estrogen replacement therapy in Ontario before and after publication of the Women's Health Initiative Study. (2003) (95)
Derivation and External Validation of Prediction Models for Advanced Chronic Kidney Disease Following Acute Kidney Injury (2017) (95)
The risk of falls on initiation of antihypertensive drugs in the elderly (2013) (95)
Administrative Hospitalization Database Validation of Cardiac Procedure Codes (2013) (94)
A Matched-Cohort Population Study of Reoperation After Meniscal Repair With and Without Concomitant Anterior Cruciate Ligament Reconstruction (2013) (94)
Effects of dementia on postoperative outcomes of older adults with hip fractures: a population-based study. (2014) (93)
Associations Between Short or Long Length of Stay and 30-Day Readmission and Mortality in Hospitalized Patients With Heart Failure. (2017) (92)
The use of quantile regression in health care research: a case study examining gender differences in the timeliness of thrombolytic therapy (2005) (91)
Cardiovascular risk factor profiles of recent immigrants vs long-term residents of Ontario: a multi-ethnic study. (2012) (90)
An introduction to propensity-score methods for reducing confounding in observational studies (2011) (90)
The iScore Predicts Poor Functional Outcomes Early After Hospitalization for an Acute Ischemic Stroke (2011) (89)
Socioeconomic Status, Functional Recovery, and Long-Term Mortality among Patients Surviving Acute Myocardial Infarction (2013) (89)
Association between metformin use and risk of prostate cancer and its grade. (2013) (88)
Incidence of diabetes among postmenopausal breast cancer survivors (2013) (88)
Risk of Dementia in Seniors With Newly Diagnosed Diabetes: A Population-Based Study (2015) (86)
A population-based description of atrial fibrillation in the emergency department, 2002 to 2010. (2013) (86)
"Dose-dependent" impact of recurrent cardiac events on mortality in patients with heart failure. (2009) (84)
Diuretic dose and long-term outcomes in elderly patients with heart failure after hospitalization. (2010) (83)
Non-invasive cardiac stress testing before elective major non-cardiac surgery: population based cohort study (2010) (83)
Higher surgeon and hospital volume improves long‐term survival after radical cystectomy (2013) (83)
Conventional models overestimate the statistical significance of volume-outcome associations, compared with multilevel models. (2005) (81)
Days Alive and Out of Hospital: Validation of a Patient-centered Outcome for Perioperative Medicine. (2019) (81)
Geography and service supply do not explain socioeconomic gradients in angiography use after acute myocardial infarction. (2003) (81)
Outcomes among patients discharged from the emergency department with a diagnosis of peripheral vertigo (2016) (79)
Relationship Between Preventability of Death After Coronary Artery Bypass Graft Surgery and All-Cause Risk-Adjusted Mortality Rates (2008) (79)
Patient and Physician Predictors of Peritoneal Dialysis Technique Failure: A Population Based, Retrospective Cohort Study (2011) (79)
Accounting for competing risks in randomized controlled trials: a review and recommendations for improvement (2017) (78)
Regression trees for predicting mortality in patients with cardiovascular disease: What improvement is achieved by using ensemble-based methods? (2012) (78)
Outcomes and processes of care related to preoperative medical consultation. (2010) (78)
A Tutorial on Methods to Estimating Clinically and Policy-Meaningful Measures of Treatment Effects in Prospective Observational Studies: A Review (2011) (77)
Impact of renal insufficiency on short- and long-term outcomes after cardiac surgery (2004) (77)
Estimating the effect of treatment on binary outcomes using full matching on the propensity score (2015) (76)
Incidence, Predictors, and Prognostic Implications of Hospitalization for Late Bleeding After Percutaneous Coronary Intervention for Patients Older Than 65 Years (2010) (76)
Impact of Clostridium difficile colitis on 5‐year health outcomes in patients with ulcerative colitis (2012) (75)
Quantifying the impact of survivor treatment bias in observational studies. (2006) (75)
Emergency department triage of acute myocardial infarction patients and the effect on outcomes. (2009) (75)
Variation in the Practice of Preoperative Medical Consultation for Major Elective Noncardiac Surgery: A Population-based Study (2012) (74)
Predictors of postacute mortality following traumatic brain injury in a seriously injured population. (2008) (73)
The performance of different propensity score methods for estimating marginal odds ratios (73)
Prevalence and extent of obstructive coronary artery disease among patients undergoing elective coronary catheterization in New York State and Ontario. (2013) (71)
A comparison of a Bayesian vs. a frequentist method for profiling hospital performance. (2001) (70)
Intraoperative transfusion of small amounts of blood heralds worse postoperative outcome in patients having noncardiac thoracic operations. (2011) (70)
Long-term MI outcomes at hospitals with or without on-site revascularization. (2001) (70)
Benzodiazepine drug use and adverse respiratory outcomes among older adults with COPD (2014) (70)
Comparing the performance of propensity score methods in healthcare database studies with rare outcomes (2017) (67)
Analyzing hospitalization data: potential limitations of Poisson regression. (2015) (67)
Optimal full matching for survival outcomes: a method that merits more widespread use (2015) (66)
Using the bootstrap to improve estimation and confidence intervals for regression coefficients selected using backwards variable elimination (2008) (66)
Walk Score® and the prevalence of utilitarian walking and obesity among Ontario adults: A cross-sectional study. (2015) (64)
Double propensity-score adjustment: A solution to design bias or bias due to incomplete matching (2016) (64)
Transcatheter ViV Versus Redo Surgical AVR for the Management of Failed Biological Prosthesis: Early and Late Outcomes in a Propensity-Matched Cohort. (2020) (64)
Outcomes of acute myocardial infarction in Canada. (2003) (63)
Association of Overlapping Surgery With Increased Risk for Complications Following Hip Surgery: A Population-Based, Matched Cohort Study (2018) (63)
The median hazard ratio: a useful measure of variance and general contextual effects in multilevel survival analysis (2016) (63)
A comparison of the statistical power of different methods for the analysis of cluster randomization trials with binary outcomes (2007) (63)
The Incidence of Major Cardiovascular Events in Immigrants to Ontario, Canada: The CANHEART Immigrant Study. (2015) (62)
Real-world risk of cardiovascular outcomes associated with hypertriglyceridaemia among individuals with atherosclerotic cardiovascular disease and potential eligibility for emerging therapies. (2019) (62)
Moving to a Highly Walkable Neighborhood and Incidence of Hypertension: A Propensity-Score Matched Cohort Study (2015) (61)
A population-based study of anesthesia consultation before major noncardiac surgery. (2009) (61)
Incident opioid drug use and adverse respiratory outcomes among older adults with COPD (2016) (61)
Marijuana Use, Respiratory Symptoms, and Pulmonary Function (2018) (61)
Developing points‐based risk‐scoring systems in the presence of competing risks (2016) (61)
A multinational cohort study of in-center daily hemodialysis and patient survival. (2013) (61)
Dihydropyridine calcium channel blockers and the progression of parkinsonism (2012) (60)
A Comparison of Bayesian Methods for Profiling Hospital Performance (2002) (60)
Rehabilitation of Older Adults with Dementia After Hip Fracture (2016) (59)
The risk of myocardial infarction with aromatase inhibitors relative to tamoxifen in post-menopausal women with early stage breast cancer. (2016) (59)
Importance of Considering Competing Risks in Time-to-Event Analyses (2018) (59)
Safety and effectiveness of drug-eluting and bare-metal stents for patients with off- and on-label indications. (2009) (59)
Predicting potential survival benefit of renal transplantation in patients with chronic kidney disease (2010) (59)
Effectiveness of statins for secondary prevention in elderly patients after acute myocardial infarction: an evaluation of class effect (2005) (58)
The association between diabetes and breast cancer stage at diagnosis: a population-based study (2015) (58)
The impact of income on the incidence of diabetes: a population-based study. (2013) (58)
Estimating linear regression models in the presence of a censored independent variable (2004) (58)
A Population-Based Study to Evaluate the Effectiveness of Multidisciplinary Heart Failure Clinics and Identify Important Service Components (2013) (57)
Sex Differences in Carotid Endarterectomy Outcomes: Results From the Ontario Carotid Endarterectomy Registry (2003) (57)
Statins and intracerebral hemorrhage: a retrospective cohort study. (2012) (57)
Inhaled anticholinergic drug therapy and the risk of acute urinary retention in chronic obstructive pulmonary disease: a population-based study. (2011) (56)
Electrocardiograms in Low-Risk Patients Undergoing an Annual Health Examination (2017) (56)
Impact of age on peritonitis risk in peritoneal dialysis patients: an era effect. (2009) (56)
Relative rates not relative risks: addressing a widespread misinterpretation of hazard ratios. (2017) (56)
Presentation blood glucose and death, hospitalization, and future diabetes risk in patients with acute heart failure syndromes (2015) (56)
Waiting times, revascularization modality, and outcomes after acute myocardial infarction at hospitals with and without on-site revascularization facilities in Canada. (2003) (56)
Incident opioid drug use among older adults with chronic obstructive pulmonary disease: a population-based cohort study. (2016) (55)
Quality of care of international and Canadian medical graduates in acute myocardial infarction. (2005) (55)
Survivor treatment bias, treatment selection bias, and propensity scores in observational research. (2010) (55)
Assessing covariate balance when using the generalized propensity score with quantitative or continuous exposures (2018) (55)
Socioeconomic Status, Access to Health Care, and Outcomes After Acute Myocardial Infarction in Canada's Universal Health Care System (2007) (55)
Graphical calibration curves and the integrated calibration index (ICI) for survival models (2020) (55)
Racial composition of residential areas associates with access to pre-ESRD nephrology care. (2010) (54)
Community factors, hospital characteristics and inter-regional outcome variations following acute myocardial infarction in Canada. (2005) (54)
Effectiveness of Emergency Department Asthma Management Strategies on Return Visits in Children: A Population-Based Study (2007) (54)
Impact of renal insufficiency on short- and long-term outcomes after cardiac surgery. (2005) (53)
Outcomes of Women and Men With Acute Coronary Syndrome Treated With and Without Percutaneous Coronary Revascularization (2017) (53)
Development and validation of a multivariable prediction model for major adverse cardiovascular events after early stage breast cancer: a population-based cohort study. (2019) (53)
Factors associated with 90-day death after emergency department discharge for atrial fibrillation. (2013) (53)
Bundle branch block patterns and long-term outcomes in heart failure. (2011) (53)
Association of Blood Pressure at Hospital Discharge With Mortality in Patients Diagnosed With Heart Failure (2009) (52)
The relation between total joint arthroplasty and risk for serious cardiovascular events in patients with moderate-severe osteoarthritis: propensity score matched landmark analysis (2014) (52)
Income-related differences in mortality among people with diabetes mellitus (2010) (52)
Quantile regression: a statistical tool for out-of-hospital research. (2003) (52)
Statin use and kidney cancer survival outcomes: A systematic review and meta-analysis. (2017) (51)
The impact of therapeutic modality on outcomes following repair of ruptured intracranial aneurysms: an administrative data analysis. Clinical article. (2010) (51)
Comparative ability of comorbidity classification methods for administrative data to predict outcomes in patients with chronic obstructive pulmonary disease. (2012) (51)
Machine learning vs. conventional statistical models for predicting heart failure readmission and mortality (2020) (51)
Using Ensemble-Based Methods for Directly Estimating Causal Effects: An Investigation of Tree-Based G-Computation (2012) (51)
Logistic regression had superior performance compared with regression trees for predicting in-hospital mortality in patients hospitalized with heart failure. (2010) (51)
Missed opportunities in the secondary prevention of myocardial infarction: an assessment of the effects of statin underprescribing on mortality. (2006) (50)
A review of the use of time‐varying covariates in the Fine‐Gray subdistribution hazard competing risk regression model (2019) (50)
Influence of Socioeconomic Status on Drug Selection for the Elderly in Canada (2002) (49)
The Average Lifespan of Patients Discharged from Hospital with Heart Failure (2012) (49)
Public versus private institutional performance reporting: what is mandatory for quality improvement? (2006) (49)
Clinical Risk Stratification for Primary Prevention Implantable Cardioverter Defibrillators (2015) (49)
Regionalization and Outcomes of Lung Cancer Surgery in Ontario, Canada. (2017) (49)
Risk of fractures after stroke (2017) (49)
Postmenopausal estrogen replacement therapy and increased rates of cholecystectomy and appendectomy. (2000) (48)
Association between tamoxifen treatment and diabetes (2012) (48)
Using Administrative Datasets to Study Outcomes in Dialysis Patients: A Validation Study (2010) (48)
The number of primary events per variable affects estimation of the subdistribution hazard competing risks model. (2017) (48)
Assessing the performance of the generalized propensity score for estimating the effect of quantitative or continuous exposures on binary outcomes (2018) (48)
Outcomes and Care of Patients With Acute Heart Failure Syndromes and Cardiac Troponin Elevation (2013) (48)
Association of Clinical and Economic Outcomes With Permanent Pacemaker Implantation After Transcatheter Aortic Valve Replacement (2018) (47)
Socioeconomic status and risk of hospitalization among individuals with cystic fibrosis in Ontario, Canada (2011) (47)
Appendectomy in mid and later life and risk of Parkinson's disease: A population‐based study (2016) (46)
The Impact of Diabetes on Breast Cancer Treatments and Outcomes: A Population-Based Study (2018) (46)
Association of Heart Rate at Hospital Discharge With Mortality and Hospitalizations in Patients With Heart Failure (2014) (45)
General and specific contextual effects in multilevel regression analyses and their paradoxical relationship: A conceptual tutorial (2018) (45)
Measuring Population Health: Correlates of the Health Utilities Index Among English and French Canadians (2000) (45)
Increased Surgeon Experience With Rheumatoid Arthritis Reduces the Risk of Complications Following Total Joint Arthroplasty (2014) (45)
Influence of education and income on atherogenic risk factor profiles among patients hospitalized with acute myocardial infarction. (2004) (45)
Factors associated with the use of evidence-based therapies after discharge among elderly patients with myocardial infarction (2008) (45)
Recurrence in Resected Gastroenteropancreatic Neuroendocrine Tumors (2018) (44)
Missed Strokes Using Computed Tomography Imaging in Patients With Vertigo: Population-Based Cohort Study (2015) (44)
Accuracy of administrative health data for the diagnosis of upper gastrointestinal diseases (2007) (44)
Statins and renovascular disease in the elderly: a population-based cohort study. (2011) (44)
Bootstrap model selection had similar performance for selecting authentic and noise variables compared to backward variable elimination: a simulation study. (2008) (44)
A systematic review of propensity score methods in the acute care surgery literature: avoiding the pitfalls and proposing a set of reporting guidelines (2018) (43)
Geographic and temporal validity of prediction models: different approaches were useful to examine model performance. (2016) (43)
Inflation of Type I error rate in multiple regression when independent variables are measured with error (2009) (42)
Postoperative Medical Complications Associated with Anesthesia in Older Adults with Dementia (2014) (42)
Mediation analysis with a time-to-event outcome: a review of use and reporting in healthcare research (2018) (42)
Incidence of Diabetes in Colorectal Cancer Survivors. (2016) (42)
Atypical antipsychotics and hyperglycemic emergencies: Multicentre, retrospective cohort study of administrative data (2014) (41)
Diabetic patients with prior specialist care have better glycaemic control than those with prior primary care. (2005) (41)
Surgical valve selection in the era of transcatheter aortic valve replacement in the Society of Thoracic Surgeons Database. (2020) (41)
Effect of marriage on duration of chest pain associated with acute myocardial infarction before seeking care (2011) (41)
A population-based matched cohort study examining the mortality and costs of patients with community-onset Clostridium difficile infection identified using emergency department visits and hospital admissions (2017) (41)
The Risk of Heart Failure and Other Cardiovascular Hospitalizations After Early Stage Breast Cancer: A Matched Cohort Study (2019) (41)
Bayesian Extensions of the Tobit Model for Analyzing Measures of Health Status (2002) (40)
Evaluating sex differences in population-based utilization of implantable cardioverter-defibrillators: role of cardiac conditions and noncardiac comorbidities. (2009) (40)
Secular trends in acute coronary syndrome hospitalization from 1994 to 2005. (2010) (40)
Influences on the start, selection and duration of treatment with antibiotics in long-term care facilities (2017) (39)
Comparative Effectiveness of Carotid Endarterectomy vs Initial Medical Therapy in Patients With Asymptomatic Carotid Stenosis (2020) (38)
The effect of hospitalization on oral anticoagulation control: a population-based study. (2007) (38)
Use of evidence-based therapies after discharge among elderly patients with acute myocardial infarction (2008) (38)
Impact of gastroenterologist care on health outcomes of hospitalised ulcerative colitis patients (2012) (38)
Cancer diagnosis and risk of suicide after accounting for prediagnosis psychiatric care: A matched‐cohort study of patients with incident solid‐organ malignancies (2019) (38)
Secondary prevention after acute myocardial infarction in four Canadian provinces, 1997-2000. (2004) (38)
Predicting the Risk of 1-Year Mortality in Incident Dialysis Patients: Accounting for Case-Mix Severity in Studies Using Administrative Data (2011) (38)
Cardiac procedures after an acute myocardial infarction across nine Canadian provinces. (2004) (37)
A critical appraisal of propensity score matching in the medical literature from 1996 to 2003 (2008) (37)
Varied definitions of hospital volume did not alter the conclusions of volume-outcome analyses. (2009) (37)
Variance estimation when using propensity‐score matching with replacement with survival or time‐to‐event outcomes (2020) (37)
Duration of preoperative β-blockade and outcomes after major elective noncardiac surgery. (2014) (37)
Long-Term Survival After Surgical or Percutaneous Revascularization in Patients With Diabetes and Multivessel Coronary Disease. (2020) (36)
The relation between total joint arthroplasty and risk for serious cardiovascular events in patients with moderate-severe osteoarthritis: propensity score matched landmark analysis (2013) (36)
Processes and outcomes of care for diabetic acute myocardial infarction patients in Ontario: do physicians undertreat? (2003) (36)
The usefulness of administrative databases for identifying disease cohorts is increased with a multivariate model. (2010) (36)
Patterns of use of thienopyridine therapy after percutaneous coronary interventions with drug-eluting stents and bare-metal stents. (2009) (36)
Older Men with Dementia Are at Greater Risk than Women of Serious Events After Initiating Antipsychotic Therapy (2013) (35)
Regional variations in ambulatory care and incidence of cardiovascular events (2017) (35)
Incidence of Major Cardiovascular Events in Immigrants to Ontario, Canada (2015) (35)
Impact of Modality Choice on Rates of Hospitalization in Patients Eligible for Both Peritoneal Dialysis and Hemodialysis (2014) (35)
The impact of psychiatric utilisation prior to cancer diagnosis on survival of solid organ malignancies (2019) (34)
Predictive accuracy of risk factors and markers: a simulation study of the effect of novel markers on different performance measures for logistic regression models (2012) (34)
Prospective Validation of the Emergency Heart Failure Mortality Risk Grade for Acute Heart Failure: The ACUTE Study (2019) (34)
Return to work after heart transplantation: 12-year follow-up. (1999) (34)
Cardiovascular Complications and Mortality After Diabetes Diagnosis for South Asian and Chinese Patients (2013) (34)
Long-term Outcomes Associated With Total Arterial Revascularization vs Non-Total Arterial Revascularization. (2020) (33)
Frequency and Associations of Prescription Nonsteroidal Anti-inflammatory Drug Use Among Patients With a Musculoskeletal Disorder and Hypertension, Heart Failure, or Chronic Kidney Disease (2018) (33)
Impact of the Pravastatin or Atorvastatin Evaluation and Infection Therapy–Thrombolysis In Myocardial Infarction 22/Reversal of Atherosclerosis With Aggressive Lipid Lowering Trials on Trends in Intensive Versus Moderate Statin Therapy in Ontario, Canada (2005) (33)
Surgical duration is associated with an increased risk of periprosthetic infection following total knee arthroplasty: A population-based retrospective cohort study (2019) (33)
Effects of impairment in activities of daily living on predicting mortality following hip fracture surgery in studies using administrative healthcare databases (2014) (33)
Bayeswatch: an overview of Bayesian statistics. (2002) (32)
Socioeconomic status and risk of hemorrhage during warfarin therapy for atrial fibrillation: A population-based study. (2015) (32)
Using the Johns Hopkins Aggregated Diagnosis Groups (ADGs) to predict mortality in a population-based cohort of adults with schizophrenia in Ontario, Canada (2012) (32)
The effect of number of clusters and cluster size on statistical power and Type I error rates when testing random effects variance components in multilevel linear and logistic regression models (2018) (32)
Meta-analysis of the effects of endothelin receptor blockade on survival in experimental heart failure. (2003) (32)
Changes in prescribing patterns following publication of the ALLHAT trial. (2004) (31)
Speak Fast, Use Jargon, and Don’t Repeat Yourself: A Randomized Trial Assessing the Effectiveness of Online Videos to Supplement Emergency Department Discharge Instructions (2013) (31)
Neighborhood socioeconomic status and barriers to peritoneal dialysis: a mixed methods study. (2013) (30)
Risk-Imaging Mismatch in Cardiac Imaging Practices for Women Receiving Systemic Therapy for Early-Stage Breast Cancer: A Population-Based Cohort Study. (2018) (30)
Long-term MI outcomes at hospitals with or without on-site revascularization (2001) (30)
Comparative Effectiveness of Generic Atorvastatin and Lipitor® in Patients Hospitalized with an Acute Coronary Syndrome (2016) (30)
Evaluating early repeat emergency department use in patients with atrial fibrillation: a population-based analysis. (2013) (30)
Sex differences in the management and outcomes of Ontario patients with cardiogenic shock complicating acute myocardial infarction. (2012) (29)
The Relationship Between the C-Statistic of a Risk-adjustment Model and the Accuracy of Hospital Report Cards: A Monte Carlo Study (2013) (29)
Printed educational messages aimed at family practitioners fail to increase retinal screening among their patients with diabetes: a pragmatic cluster randomized controlled trial [ISRCTN72772651] (2014) (29)
Anticholinergic Drug Burden in Persons with Dementia Taking a Cholinesterase Inhibitor: The Effect of Multiple Physicians (2016) (29)
The Long-Term Use of Warfarin Among Atrial Fibrillation Patients Discharged From an Emergency Department With a Warfarin Prescription. (2015) (29)
Obesity, lifestyle risk-factors, and health service outcomes among healthy middle-aged adults in Canada (2012) (29)
An overview of the types of physicians treating acute cardiac conditions in Canada. (2004) (29)
Association of Left Ventricular Ejection Fraction with Mortality and Hospitalizations. (2020) (28)
The Impact of Under Coding of Cardiac Severity and Comorbid Diseases on the Accuracy of Hospital Report Cards (2005) (28)
Serotonergic antidepressant use and morbidity and mortality among older adults with COPD (2018) (28)
Statin Exposure and Risk of Heart Failure After Anthracycline‐ or Trastuzumab‐Based Chemotherapy for Early Breast Cancer: A Propensity Score‒Matched Cohort Study (2021) (28)
Using the Johns Hopkins’ Aggregated Diagnosis Groups (ADGs) to predict 1‐year mortality in population‐based cohorts of patients with diabetes in Ontario, Canada (2012) (28)
Short Length of Stay After Elective Transfemoral Transcatheter Aortic Valve Replacement is Not Associated With Increased Early or Late Readmission Risk (2017) (28)
A Data-Generation Process for Data with Specified Risk Differences or Numbers Needed to Treat (2010) (28)
Adverse cardiac events in older patients receiving venlafaxine: a population-based study. (2014) (28)
Use of Medications of Questionable Benefit at the End of Life in Nursing Home Residents with Advanced Dementia (2017) (28)
The Performance of Two Data-Generation Processes for Data with Specified Marginal Treatment Odds Ratios (2008) (28)
Statistical power to detect violation of the proportional hazards assumption when using the Cox regression model (2017) (27)
Readmission and Mortality After Hospitalization for Myocardial Infarction and Heart Failure. (2020) (27)
Rural-Urban Differences in Stroke Risk Factors, Incidence, and Mortality in People With and Without Prior Stroke: The CANHEART Stroke Study (2019) (27)
Early and late outcomes following aortic root enlargement: A multicenter propensity score-matched cohort analysis. (2019) (27)
Comparing clinical data with administrative data for producing acute myocardial infarction report cards (2006) (27)
Risks of pre-operative anemia in women undergoing elective hysterectomy and myomectomy. (2019) (27)
Effectiveness of a financial incentive to physicians for timely follow-up after hospital discharge: a population-based time series analysis (2017) (27)
Predictive accuracy of novel risk factors and markers: A simulation study of the sensitivity of different performance measures for the Cox proportional hazards regression model (2015) (26)
Trends in drug prescriptions among elderly residents of Ontario in the weeks after September 11, 2001. (2002) (26)
Factoring Socioeconomic Status Into Cardiac Performance Profiling for Hospitals: Does it Matter? (2002) (26)
Prospective Validation of the Emergency Heart Failure Mortality Risk Grad for Acute Heart Failure: The Acute Congestive Heart Failure Urgent Care Evaluation (ACUTE) Study (2018) (25)
Association between hospitalization and care after transient ischemic attack or minor stroke (2016) (25)
New use of rosiglitazone decreased following publication of a meta‐analysis suggesting harm (2008) (25)
Outcomes after endovascular versus open thoracoabdominal aortic aneurysm repair: A population-based study. (2019) (25)
Fine‐Gray subdistribution hazard models to simultaneously estimate the absolute risk of different event types: Cumulative total failure probability may exceed 1 (2021) (25)
Risk Prediction Tools to Improve Patient Selection for Carotid Endarterectomy Among Patients With Asymptomatic Carotid Stenosis (2019) (25)
Developing points-based risk-scoring systems in the presence of competing risks. (2018) (25)
ED triage of patients with acute myocardial infarction: predictors of low acuity triage. (2010) (25)
Increasing participation in colorectal cancer screening: Results from a cluster randomized trial of directly mailed gFOBT kits to previous nonresponders (2015) (25)
The Economic Burden of Hospital-Acquired Clostridium difficile Infection: A Population-Based Matched Cohort Study (2016) (25)
Bootstrap Methods for Developing Predictive Models in Cardiovascular Research (2004) (25)
Ischemic Electrocardiographic Abnormalities and Prognosis in Decompensated Heart Failure (2014) (25)
Bayes rules for optimally using Bayesian hierarchical regression models in provider profiling to identify high-mortality hospitals (2008) (24)
Neurotoxicity Outcomes in a Population‐based Cohort of Elderly Patients Treated With Adjuvant Oxaliplatin for Colorectal Cancer (2017) (24)
Validation of prediction models: examining temporal and geographic stability of baseline risk and estimated covariate effects (2017) (24)
Temporal Trends in Cardiogenic Shock Treatment and Outcomes Among Ontario Patients With Myocardial Infarction Between 1992 and 2008 (2011) (24)
Partitioning variation in multilevel models for count data. (2020) (24)
Association Between Adherence to Fractional Flow Reserve Treatment Thresholds and Major Adverse Cardiac Events in Patients With Coronary Artery Disease. (2020) (24)
A Comparison of the Statistical Power of Different Methods for the Analysis of Repeated Cross-Sectional Cluster Randomization Trials with Binary Outcomes (2010) (24)
Improved keratinocyte carcinoma outcomes with annual dermatology assessment after solid organ transplantation: Population‐based cohort study (2018) (24)
Utilisation of coronary angiography after acute myocardial infarction in Ontario over time: have referral patterns changed? (2002) (23)
Long term outcomes among adults post transcatheter atrial septal defect closure: Systematic review and meta-analysis. (2018) (23)
The temporal relationship between diabetes and cancer: A population‐based study (2016) (23)
Adverse cardiac events associated with incident opioid drug use among older adults with COPD (2017) (23)
Traditional cardiovascular risk factors and the presence of obstructive coronary artery disease in men and women. (2014) (23)
Stroke Incidence by Sex Across the Lifespan. (2021) (23)
Association of Low-Value Testing With Subsequent Health Care Use and Clinical Outcomes Among Low-risk Primary Care Outpatients Undergoing an Annual Health Examination. (2020) (23)
Importance of Nonobstructive Coronary Artery Disease in the Prognosis of Patients With Heart Failure. (2019) (23)
Medication use and survival in diabetic patients with kidney cancer: A population-based cohort study. (2016) (22)
Diabetes Risk in Childhood Cancer Survivors: A Population-Based Study. (2017) (22)
Statin therapy and clinical outcomes in heart failure: a propensity-matched analysis. (2009) (22)
Comparison of Self-harm or Overdose Among Adolescents and Young Adults Before vs During the COVID-19 Pandemic in Ontario (2022) (22)
Trends in the Use of Cardiac Imaging for Patients With Heart Failure in Canada (2019) (22)
Regional effects of satellite haemodialysis units on renal replacement therapy in non-urban Ontario, Canada. (2007) (22)
Applying Propensity Score Methods in Clinical Research in Neurology (2021) (22)
Impact of Immigration Status on Cancer Outcomes in Ontario, Canada. (2017) (22)
Predictive performance of machine and statistical learning methods: Impact of data-generating processes on external validity in the “large N, small p” setting (2021) (21)
Outcomes in patients with heart failure treated in hospitals with varying admission rates: population-based cohort study (2014) (21)
Comparative risk of harm associated with trazodone or atypical antipsychotic use in older adults with dementia: a retrospective cohort study (2018) (21)
A population-based analysis of the class effect of β-blockers after myocardial infarction (2007) (21)
Disability–free survival after coronary artery bypass grafting in women and men with heart failure (2018) (21)
Comparative-Effectiveness of Revascularization Versus Routine Medical Therapy for Stable Ischemic Heart Disease: A Population-Based Study (2014) (21)
Effects of cholinesterase inhibitors on postoperative outcomes of older adults with dementia undergoing hip fracture surgery. (2011) (21)
Mortality Implications of Appropriate Implantable Cardioverter Defibrillator Therapy in Secondary Prevention Patients: Contrasting Mortality in Primary Prevention Patients From a Prospective Population‐Based Registry (2017) (21)
Wait times in the emergency department for patients with mental illness (2012) (21)
The Ontario printed educational message (OPEM) trial to narrow the evidence-practice gap with respect to prescribing practices of general and family physicians: a cluster randomized controlled trial, targeting the care of individuals with diabetes and hypertension in Ontario, Canada (2007) (21)
Sex-Specific Differences in End-of-Life Burdensome Interventions and Antibiotic Therapy in Nursing Home Residents With Advanced Dementia (2019) (20)
A Population-Based Analysis of Outcomes in Patients With a Primary Diagnosis of Hypertension in the Emergency Department. (2016) (20)
The real-world outcomes of off-pump coronary artery bypass surgery in a public health care system. (2007) (20)
Population Impact of Generic Valsartan Recall. (2019) (20)
Cardiovascular Disease Rates, Outcomes, and Quality of Care in Ontario Métis: A Population-Based Cohort Study (2015) (20)
Using G-Computation to Estimate the Effect of Regionalization of Surgical Services on the Absolute Reduction in the Occurrence of Adverse Patient Outcomes (2013) (20)
Neighbourhood walkability and the incidence of diabetes: an inverse probability of treatment weighting analysis (2019) (20)
Metformin Use and Kidney Cancer Outcomes in Patients With Diabetes: A Propensity Score Analysis (2017) (20)
Family physicians providing regular care to residents in Ontario long-term care homes: characteristics and practice patterns. (2012) (20)
Effect of early physician follow-up on mortality and subsequent hospital admissions after emergency care for heart failure: a retrospective cohort study (2018) (20)
Temporal changes in emergency department triage of patients with acute myocardial infarction and the effect on outcomes. (2011) (20)
Bayesian modeling of missing data in clinical research (2005) (20)
Acronym-named randomized trials in medicine--the ART in medicine study. (2006) (19)
Rates of hyperkalemia after publication of the Randomized Aldactone Evaluation Study. (2004) (19)
Emergency Department Volume and Outcomes for Patients After Chest Pain Assessment (2018) (19)
Comparing the cohort design and the nested case–control design in the presence of both time-invariant and time-dependent treatment and competing risks: bias and precision (2012) (19)
Intensive care utilization following major noncardiac surgical procedures in Ontario, Canada: a population-based study (2018) (19)
Cardiovascular Risk Associated With Ibrutinib Use in Chronic Lymphocytic Leukemia: A Population-Based Cohort Study (2021) (19)
Low-Density Lipoprotein Cholesterol and Adverse Cardiovascular Events After Percutaneous Coronary Intervention. (2020) (19)
Cholinesterase Inhibitors and Adverse Pulmonary Events in Older People with Chronic Obstructive Pulmonary Disease and Concomitant Dementia (2012) (19)
Low adherence to statin treatment during the 1st year after an acute myocardial infarction is associated with increased 2nd-year mortality risk—an inverse probability of treatment weighted study on 54 872 patients (2020) (19)
MACHINE LEARNING COMPARED TO CONVENTIONAL STATISTICAL MODELS FOR PREDICTING MYOCARDIAL INFARCTION READMISSION AND MORTALITY: A SYSTEMATIC REVIEW. (2021) (19)
Comparison of prescribing practices for older adults treated by female versus male physicians: A retrospective cohort study (2018) (18)
Quantile Regression: A Statistical Tool for Out-of-hospital Research (2003) (18)
Absence of Disparities in the Quality of Primary Diabetes Care for South Asians and Chinese in an Urban Canadian Setting (2012) (18)
Temporal Trends in the Utilization of Noninvasive Diagnostic Tests for Coronary Artery Disease in Ontario Between 2008 and 2014: A Population-Based Study. (2017) (18)
A population-based analysis of the class effect of beta-blockers after myocardial infarction. (2007) (18)
Effect of Provider Volume on the Accuracy of Hospital Report Cards: A Monte Carlo Study (2014) (18)
Optimal Statistical Decisions for Hospital Report Cards (2005) (18)
Recurrent events analysis for examination of hospitalizations in heart failure: insights from the Enhanced Feedback for Effective Cardiac Treatment (EFFECT) trial (2018) (18)
Higher risk of hospitalization among females with cystic fibrosis. (2011) (17)
Prophylactic defibrillators in patients with severe chronic kidney disease. (2014) (17)
A population-based analysis of the impact of the COVID-19 pandemic on common abdominal and gynecological emergency department visits (2021) (17)
Impact of the choice of benchmark on the conclusions of hospital report cards. (2004) (17)
Factors associated with out-of-hospital cardiac arrest with pulseless electric activity: A population-based study. (2016) (17)
Predictors of mortality among long‐term care residents with SARS‐CoV‐2 infection (2021) (17)
Optimal Bayesian probability levels for hospital report cards (2008) (17)
Effect of provider continuity on test repetition. (2006) (16)
A comparison of classification and regression trees, logistic regression, generalized additive models, and multivariate adaptive regression splines for predicting AMI mortality (2007) (16)
A review and empirical comparison of causal inference methods for clustered observational data with application to the evaluation of the effectiveness of medical devices (2018) (16)
Covariate balance in a Bayesian propensity score analysis of beta blocker therapy in heart failure patients (2009) (16)
Death and readmissions after hospital discharge during the December holiday period: cohort study (2018) (16)
Preprocedure Anemia Management Decreases Transfusion Rates in Patients Undergoing Transcatheter Aortic Valve Implantation. (2016) (16)
Continental variations in IgA nephropathy among Asians. (2008) (16)
Socioeconomic Status and Days Alive and Out of Hospital after Major Elective Noncardiac Surgery (2020) (16)
Clinical Outcomes of Plavix and Generic Clopidogrel for Patients Hospitalized With an Acute Coronary Syndrome (2018) (16)
A Clinical Decision Instrument for 30-Day Death After an Emergency Department Visit for Atrial Fibrillation: The Atrial Fibrillation in the Emergency Room (AFTER) Study. (2015) (16)
Emergency department visits and unplanned hospitalizations in the treatment period for head and neck cancer patients treated with curative intent: A population-based analysis. (2018) (16)
Trends in the incidence and outcomes of patients with aortic stenosis hospitalization (2018) (15)
Deriving a Passive Surveillance Stroke Severity Indicator From Routinely Collected Administrative Data: The PaSSV Indicator (2020) (15)
Validation of a type 1 diabetes algorithm using electronic medical records and administrative healthcare data to study the population incidence and prevalence of type 1 diabetes in Ontario, Canada (2020) (15)
Eligibility, Clinical Outcomes, and Budget Impact of PCSK9 Inhibitor Adoption: The CANHEART PCSK9 Study (2018) (15)
Community pharmacy medication review, death and re-admission after hospital discharge: a propensity score-matched cohort study (2019) (15)
The reliability and validity of Bayesian measures for hospital profiling: A Monte Carlo assessment (2005) (15)
Using propensity score methods to analyse individual patient-level cost-effectiveness data from observational studies (2008) (15)
Stroke and Heart Failure: Clinical Features, Access to Care, and Outcomes. (2016) (15)
Comparison of comorbidity classification methods for predicting outcomes in a population-based cohort of adults with human immunodeficiency virus infection. (2014) (15)
Prescribing of oral anticoagulants in the emergency department and subsequent long-term use by older adults with atrial fibrillation (2019) (15)
A Population‐Based Cross‐Sectional Study Comparing Breast Cancer Stage at Diagnosis between Immigrant and Canadian‐Born Women in Ontario (2017) (14)
Boosted classification trees result in minor to modest improvement in the accuracy in classifying cardiovascular outcomes compared to conventional classification trees. (2011) (14)
Statin use and kidney cancer outcomes: A propensity score analysis. (2016) (14)
Determinants of variations in initial treatment strategies for stable ischemic heart disease (2015) (14)
Association between publication of appropriate use criteria and the temporal trends in diagnostic angiography in stable coronary artery disease: A population-based study. (2016) (14)
Printed educational messages fail to increase use of thiazides as first-line medication for hypertension in primary care: a cluster randomized controlled trial [ISRCTN72772651] (2015) (14)
Safety and effectiveness of drug-eluting stents among diabetic patients: a propensity analysis. (2008) (14)
A report card on propensity-score matching in the cardiology literature from 2004 to 2006: results of a systematic review (2008) (14)
Covariate-adjusted survival analyses in propensity-score matched samples: Imputing potential time-to-event outcomes (2018) (14)
Effectiveness of Preprocedural Statin Therapy on Clinical Outcomes for Patients With Stable Coronary Artery Disease After Percutaneous Coronary Interventions (2011) (14)
Incident diuretic drug use and adverse respiratory events among older adults with chronic obstructive pulmonary disease (2017) (14)
Application of Recursive Partitioning to Derive and Validate a Claims-Based Algorithm for Identifying Keratinocyte Carcinoma (Nonmelanoma Skin Cancer). (2016) (14)
Different measures of treatment effect for different research questions. (2010) (14)
The use of finite mixture models to estimate the distribution of the health utilities index in the presence of a ceiling effect (2003) (14)
Calibration and discrimination of the Framingham Risk Score and the Pooled Cohort Equations (2020) (13)
Evaluation of Machine Learning Algorithms for Predicting Readmission After Acute Myocardial Infarction Using Routinely Collected Clinical Data. (2019) (13)
Readmission rates following heart failure: a scoping review of sex and gender based considerations (2020) (13)
Preventable Diabetic Complications After a Cancer Diagnosis in Patients With Diabetes: A Population-Based Cohort Study (2018) (13)
Metformin and breast cancer stage at diagnosis: a population-based study. (2017) (13)
Management of Discharged Emergency Department Patients with a Primary Diagnosis of Hypertension: A Multicentre Study. (2015) (13)
Increasing Wait-Time Mortality for Severe Aortic Stenosis (2020) (13)
Comparison of Anatomic and Clinical Outcomes in Patients Undergoing Alternative Initial Noninvasive Testing Strategies for the Diagnosis of Stable Coronary Artery Disease (2017) (13)
Inequity in Access to Transcatheter Aortic Valve Replacement: A Pan-Canadian Evaluation of Wait-Times. (2019) (13)
The influence of incidental abdominal aortic aneurysm monitoring on patient outcomes. (2011) (13)
Variance partitioning in multilevel models for count data (2019) (13)
Screening and Treatment for Osteoporosis After Stroke. (2019) (13)
Comparing the high-dimensional propensity score for use with administrative data with propensity scores derived from high-quality clinical data (2020) (13)
Test for linearity between continuous confounder and binary outcome first , run a multivariate regression analysis second (2009) (13)
Radiographic monitoring of incidental abdominal aortic aneurysms: a retrospective population-based cohort study (2011) (12)
Development of an Algorithm to Identify Preoperative Medical Consultations Using Administrative Data (2009) (12)
Effect of Variable Selection Strategy on the Performance of Prognostic Models When Using Multiple Imputation (2019) (12)
Using fractional polynomials to model the effect of cumulative duration of exposure on outcomes: applications to cohort and nested case-control designs (2014) (12)
Ranking hospital performance based on individual indicators: can we increase reliability by creating composite indicators? (2019) (12)
Design and rationale for the Acute Congestive Heart Failure Urgent Care Evaluation: The ACUTE Study. (2016) (12)
Association Between Exposure to General Versus Regional Anesthesia and Risk of Dementia in Older Adults (2020) (12)
Impact of Nitrate Use on Survival in Acute Heart Failure: A Propensity‐Matched Analysis (2016) (12)
Variability in the emergency department use of discretionary radiographs in children with common respiratory conditions: the mixed effect of access to pediatrician care. (2013) (12)
Discussion of ‘A critical appraisal of propensity‐score matching in the medical literature between 1996 and 2003’ (2008) (12)
The Effect of Multidisciplinary Heart Failure Clinic Characteristics on 1-Year Postdischarge Health Care Costs: A Population-based Study (2014) (12)
Incidence and Risk Factors of Keratinocyte Carcinoma After First Solid Organ Transplant in Ontario, Canada. (2019) (12)
Pisces did not have increased heart failure: data-driven comparisons of binary proportions between levels of a categorical variable can result in incorrect statistical significance levels. (2008) (12)
Clinical Effectiveness of Cardiac Noninvasive Diagnostic Testing in Patients Discharged From the Emergency Department for Chest Pain (2019) (12)
Association Between Immigration Status and Acute Stroke Care (2020) (12)
Initial Cholinesterase Inhibitor Therapy Dose and Serious Events in Older Women and Men (2018) (12)
Potential diabetes overtreatment and risk of adverse events among older adults in Ontario: a population-based study (2021) (12)
Physician Characteristics Associated With Ordering 4 Low-Value Screening Tests in Primary Care (2018) (12)
Statistical power in parallel group point exposure studies with time-to-event outcomes: an empirical comparison of the performance of randomized controlled trials and the inverse probability of treatment weighting (IPTW) approach (2015) (12)
Impact of procedural capacity on transcatheter aortic valve replacement wait times and outcomes: a study of regional variation in Ontario, Canada (2020) (12)
Bootstrap confidence intervals for loess‐based calibration curves (2014) (12)
Platelet Count and Survival after Cancer (2022) (11)
Medication use and kidney cancer risk: A population-based study. (2017) (11)
Impact of the Publication of Appropriate Use Criteria on Utilization Rates of Myocardial Perfusion Imaging Studies in Ontario, Canada: A Population‐Based Study (2017) (11)
Coronary angiography following acute myocardial infarction in Ontario, Canada. (2007) (11)
Impact of South Asian Ethnicity on Long‐Term Outcomes After Coronary Artery Bypass Grafting Surgery: A Large Population‐Based Propensity Matched Study (2016) (11)
Relevance of frailty to mortality associated with the use of antipsychotics among community‐residing older adults with impaired cognition (2018) (10)
Projected Real‐World Effectiveness of Using Aggressive Low‐Density Lipoprotein Cholesterol Targets Among Elderly Statin Users Following Acute Coronary Syndromes in Canada (2018) (10)
Comparing regression modeling strategies for predicting hometime (2021) (10)
The Relationship Between Cardiologist Care and Clinical Outcomes in Patients With New-Onset Atrial Fibrillation. (2017) (10)
The large-sample performance of backwards variable elimination (2008) (10)
Association of Early-Stage Breast Cancer and Subsequent Chemotherapy With Risk of Atrial Fibrillation (2019) (10)
Derivation and External Validation of a Scoring System for Predicting Fracture Risk After Ischemic Stroke in a Canadian Cohort. (2019) (10)
Incident atrial fibrillation in the emergency department in Ontario: a population-based retrospective cohort study of follow-up care. (2015) (10)
Comparative studies of dialysis therapies should reflect real world decision-making. (2008) (10)
Comparing Clinical Data with Administrative Data for Producing AMI Report Cards (2006) (10)
Age, Not Sex, Modifies the Effect of Frailty on Long-term Outcomes After Cardiac Surgery (2020) (10)
Diabetes and kidney cancer outcomes: a propensity score analysis (2017) (10)
The effect of the Ontario Bariatric Network on health services utilization after bariatric surgery: a retrospective cohort study. (2016) (9)
Critical appraisal of the application of propensity score methods in the urology literature (2017) (9)
Urgent readmission rates can be used to infer differences in avoidable readmission rates between hospitals. (2012) (9)
Terminating observation within matched pairs of subjects in a matched cohort analysis: a Monte Carlo simulation study (2016) (9)
Bias in Penalized Quasi-Likelihood Estimation in Random Effects Logistic Regression Models When the Random Effects Are not Normally Distributed (2005) (9)
Evidence of a gabapentinoid and diuretic prescribing cascade among older adults with lower back pain (2021) (9)
Impact of provider volume on operative mortality after radical cystectomy in a publicly funded healthcare system. (2013) (9)
Long-Term Outcomes After Atrial Septal Defect Transcatheter Closure by Age and Against Population Controls. (2021) (9)
Comparative effectiveness of ACE inhibitors and angiotensin receptor blockers in patients with prior myocardial infarction (2019) (9)
Statins and SARS-CoV-2 Infection: Results of a Population-Based Prospective Cohort Study of 469 749 Adults From 2 Canadian Provinces. (2021) (9)
Acute Respiratory Distress Syndrome Cases Volume and ICU Mortality in Medical Patients (2018) (9)
Effect of Physician Remuneration Fees on Glaucoma Procedure Rates in Canada (2009) (9)
Diagnosis of Chronic Hepatitis B Pericomplication: Risk factors and Trends Over Time (2020) (9)
Can palliative care teams relieve some of the pressure on acute services ? (2014) (9)
Geographic Access to Stroke Care Services in Rural Communities in Ontario, Canada (2020) (9)
Cardiovascular disease after Escherichia coli O157:H7 gastroenteritis (2013) (9)
Chinese and South Asian ethnicity, immigration status, and clinical cancer outcomes in the Ontario Cancer System (2018) (8)
A Population-Based Analysis of Diabetes-Related Care Measures, Foot Complications, and Amputation During the COVID-19 Pandemic in Ontario, Canada (2022) (8)
Cardiac report cards: how can they be made better? (2007) (8)
Clinical outcomes for chest pain patients discharged home from emergency departments using high-sensitivity versus conventional cardiac troponin assays. (2019) (8)
Measuring the Effect of a Large Reduction in Welfare Payments on Mental Health Service Use in Welfare-Dependent Neighborhoods (2005) (8)
Mortality and Morbidity in Kidney Transplant Recipients With a Failing Graft: A Matched Cohort Study (2020) (8)
Predictors of obtaining follow-up care in the province of Ontario, Canada, following a new diagnosis of atrial fibrillation, heart failure, and hypertension in the emergency department. (2018) (8)
Rationale and Design of the Comparison of Outcomes and Access to Care for Heart Failure (COACH) Trial: A Stepped Wedge Cluster Randomized Trial. (2021) (8)
Assessing the performance of the generalized propensity score for estimating the effect of quantitative or continuous exposures on survival or time-to-event outcomes (2018) (8)
Multiple arterial coronary bypass grafting is associated with greater survival in women (2020) (8)
Are (the log-odds of) hospital mortality rates normally distributed? Implications for studying variations in outcomes of medical care. (2009) (8)
Correlation between serial tests made disease probability estimates erroneous. (2009) (8)
Advances in propensity score analysis (2020) (8)
Association of Atrial Fibrillation and Oral Anticoagulant Use With Perioperative Outcomes After Major Noncardiac Surgery (2017) (8)
Stroke IScore A Risk Score to Predict Death Early After Hospitalization for an Acute Ischemic Stroke (2017) (8)
Effect of time to electrocardiogram on time from electrocardiogram to fibrinolysis in acute myocardial infarction patients. (2011) (8)
Morbidity and mortality associated with prescription cannabinoid drug use in COPD (2020) (8)
Analysis of Platelet Count and New Cancer Diagnosis Over a 10-Year Period (2022) (8)
BREAST CANCER THERAPY-RELATED CARDIAC DYSFUNCTION IN ADULT WOMEN TREATED IN ROUTINE CLINICAL PRACTICE A POPULATION BASED COHORT STUDY (2016) (7)
Long‐Term Cardiovascular Outcomes After Pregnancy in Women With Heart Disease (2021) (7)
Association of prior β-blocker use and the outcomes of patients with out-of-hospital cardiac arrest. (2015) (7)
Medication use and kidney cancer survival: A population‐based study (2018) (7)
Association between appropriateness of coronary revascularization and quality of life in patients with stable ischemic heart disease (2014) (7)
High-Density Lipoprotein Cholesterol and Cause-Speci ﬁ c Mortality in Individuals Without Previous Cardiovascular Conditions (2016) (7)
Association between transitional care factors and hospital readmission after transcatheter aortic valve replacement: a retrospective observational cohort study (2019) (7)
Metformin Use and Kidney Cancer Survival Outcomes: A Systematic Review and Meta-Analysis (2019) (7)
Factors associated with emergency department presentation after total joint arthroplasty: a population-based retrospective cohort study. (2020) (7)
Regional Variation in Surgery for Gastroesophageal Reflux Disease in Ontario (2007) (7)
Early invasive coronary angiography and acute ischaemic heart failure outcomes (2021) (7)
Using fractional polynomials and restricted cubic splines to model non‐proportional hazards or time‐varying covariate effects in the Cox regression model (2021) (7)
A clinical decision instrument to predict 30‐day death and cardiovascular hospitalizations after an emergency department visit for atrial fibrillation: The Atrial Fibrillation in the Emergency Room, Part 2 (AFTER2) study (2018) (7)
LETTER TO THE EDITOR Conditioning on the propensity score can result in biased estimation of common measures of treatment effect: A Monte Carlo study (p n/a) (2007) (7)
Predictors of Hospitalization in Patients With Transient Ischemic Attack or Minor Ischemic Stroke (2016) (7)
Health Care Use Before First Heart Failure Hospitalization: Identifying Opportunities to Pre-Emptively Diagnose Impending Decompensation. (2020) (7)
Care Setting Intensity and Outcomes After Emergency Department Presentation Among Patients With Acute Heart Failure (2016) (7)
Potential Unintended Consequences of Antipsychotic Reduction in Ontario Nursing Homes. (2022) (7)
Paclitaxel Versus Sirolimus Stents in Diabetic and Nondiabetic Patients (2009) (7)
Sex Differences in Care Need and Survival in Patients Admitted to Nursing Home Poststroke (2020) (6)
Trends in Health Service Use for Canadian Adults With Dementia and Parkinson Disease During the First Wave of the COVID-19 Pandemic (2022) (6)
Comparison of 1-Year Pre- and Post-Transcatheter Aortic Valve Replacement Hospitalization Rates: A Population-Based Cohort Study. (2020) (6)
A Propensity Score–weighted Comparison of Outcomes Between Living and Standard Criteria Deceased Donor Kidney Transplant Recipients (2020) (6)
Family physician ethnicity influences quality of diabetes care for Chinese but not South Asian patients. (2015) (6)
How Many “Me-Too” Drugs are Enough? The Case of Physician Preferences for Specific Statins (2006) (6)
Standard admission orders can improve the management of acute myocardial infarction. (2012) (6)
Bootstrapped inference for variance parameters, measures of heterogeneity and random effects in multilevel logistic regression models (2020) (6)
Informing power and sample size calculations when using inverse probability of treatment weighting using the propensity score (2021) (6)
Graphical calibration curves and the integrated calibration index (ICI) for competing risk models (2022) (6)
Deliberate self-poisoning in Ontario following the terrorist attacks of September 11, 2001. (2005) (6)
Relationship Between Care Gaps and Projected Life Expectancy After Acute Myocardial Infarction (2014) (6)
Exposure to Phosphoglycerate Kinase 1 Activators and Incidence of Parkinson's Disease (2021) (6)
The impact of the Women's Health Initiative study on incident clonidine use in Ontario, Canada. (2004) (6)
Clinical Effectiveness of Cardiac Noninvasive Diagnostic Testing in Outpatients Evaluated for Stable Coronary Artery Disease (2020) (6)
Immigration Status, Ethnicity, and Long-term Outcomes Following Ischemic Stroke (2021) (6)
Sex differences in direct healthcare costs following stroke: a population-based cohort study (2021) (6)
Hospital-based cohort study to determine the association between home-time and disability after stroke by age, sex, stroke type and study year in Canada (2019) (6)
The concept of the marginally matched subject in propensity‐score matched analyses (2009) (5)
Comparison of Readmission and Death Among Patients With Cardiac Disease in Northern vs Southern Ontario. (2019) (5)
Clinical risk, sociodemographic factors, and SARS-CoV-2 infection over time in Ontario, Canada (2021) (5)
Concomitant pulmonologist and primary care for chronic obstructive pulmonary disease: a population study (2017) (5)
Rate Control With Beta‐blockers Versus Calcium Channel Blockers in the Emergency Setting: Predictors of Medication Class Choice and Associated Hospitalization (2017) (5)
The Impact of Unmeasured Clinical Variables on the Accuracy of Hospital Report Cards: A Monte Carlo Study (2006) (5)
Impact of the choice of benchmark on the conclusions of hospital report cards (2005) (5)
Comparison of Troponin Elevation, Prior Myocardial Infarction, and Chest Pain in Acute Ischemic Heart Failure (2020) (5)
Characteristics and Outcomes of Women Developing Heart Failure After Early Stage Breast Cancer Chemotherapy: A Population-Based Matched Cohort Study (2021) (5)
Adverse Effects of Observational Studies When Examining Adverse Outcomes of Drugs (2002) (5)
Influence of the competing risk of death on estimates of disease recurrence in trials of adjuvant endocrine therapy for early-stage breast cancer: A secondary analysis of MA.27, MA.17 and MA.17R. (2021) (5)
Circumcision and Risk of HIV among Males from Ontario, Canada (2021) (5)
Antipsychotic Drug Dispensing in Older Adults With Parkinsonism. (2018) (5)
The value of complementing administrative data with abstracted information on smoking and obesity: A study in kidney cancer. (2017) (5)
Cardiovascular outcomes after pharmacologic stress myocardial perfusion imaging. (2016) (5)
Association of Follow-Up Care With Long-Term Death and Subsequent Hospitalization in Patients With Atrial Fibrillation Who Receive Emergency Care in the Province of Ontario. (2019) (5)
Vaccine Effectiveness of BNT162b2 Against Omicron in Children Aged 5-11 Years: A Test-Negative Design (2022) (5)
Effectiveness of mRNA COVID-19 vaccine booster doses against Omicron severe outcomes (2022) (5)
Levothyroxine dose and risk of atrial fibrillation: a nested case-control study. (2020) (5)
Predictors and Outcomes of Routine Versus Optimal Medical Therapy in Stable Coronary Heart Disease. (2015) (5)
Using random forests to model 90-day hometime in people with stroke (2021) (5)
The Timing of Drug Funding Announcements Relative to Elections: A Case Study Involving Dementia Medications (2013) (5)
Choice of Time-Scale in Time-to-Event Analysis: Evaluating Age-Dependent Associations. (2021) (5)
Peri‐complication diagnosis of hepatitis C infection: Risk factors and trends over time (2020) (5)
Intracranial hemorrhage after head injury among older patients on anticoagulation seen in the emergency department: a population-based cohort study (2021) (5)
Covariate adjustment in RCTs results in increased power to detect conditional effects compared with the power to detect unadjusted or marginal effects (2010) (5)
Anxiety-Related Visits to Ontario Physicians following September 11, 2001 (2003) (4)
Clinical Outcomes With Beta-Blocker Use in Patients With Recent History of Myocardial Infarction. (2020) (4)
Prescription Synthetic Oral Cannabinoid use Among Older Adults with Chronic Obstructive Pulmonary Disease: A Population-Based Cohort Study (2019) (4)
Comparison of Cardiovascular Risk Factors and Outcomes Among Practicing Physicians vs the General Population in Ontario, Canada (2019) (4)
The effect of a constraint on the maximum number of controls matched to each treated subject on the performance of full matching on the propensity score when estimating risk differences (2020) (4)
Effectiveness of COVID-19 Vaccines Over Time Prior to Omicron Emergence in Ontario, Canada: Test-Negative Design Study (2022) (4)
Regional health care services and rates of lower extremity amputation related to diabetes and peripheral artery disease: an ecological study. (2020) (4)
Comparing a multivariate response Bayesian random effects logistic regression model with a latent variable item response theory model for provider profiling on multiple binary indicators simultaneously (2020) (4)
Prescribing of two potentially interacting cardiovascular medications in atrial fibrillation patients on direct oral anticoagulants (2021) (4)
Emergency Department Visits, Care, and Outcome After Stroke and Myocardial Infarction During the COVID-19 Pandemic Phases (2021) (4)
Physician follow-up and long-term use of evidence-based medication for patients with hypertension who were discharged from an emergency department: a prospective cohort study. (2018) (4)
Relation between initial treatment strategy in stable coronary artery disease and 1-year costs in Ontario: a population-based cohort study. (2016) (4)
Outcomes and healthcare resource utilization in adult congenital heart disease patients with heart failure (2021) (4)
Profiling Hospital Performance Based on Mortality After Transcatheter Aortic Valve Replacement in Ontario, Canada (2018) (4)
Delayed intracranial hemorrhage after head injury among elderly patients on anticoagulation seen in the emergency department. (2022) (4)
Delayed discharge after major surgical procedures in Ontario, Canada: a population-based cohort study (2020) (4)
Association Between Physicians’ Appropriate Use of Echocardiography and Subsequent Healthcare Use and Outcomes in Patients With Heart Failure (2019) (4)
Health Care Utilization After Ventricular Tachycardia Ablation: A Propensity Score-Matched Cohort Study. (2019) (4)
Correction: ‘Generating survival times to simulate Cox proportional hazards models with time-varying covariates’ (2013) (4)
Sex Differences in the Prevalent Use of Oral Formulations of Cholinesterase Inhibitors in Older Adults with Dementia (2019) (4)
Comparing clinical and administrative data for profiling hospitals on postdischarge medication use by patients with acute myocardial infarction. (2008) (4)
Predictors of Cumulative Cost for Patients with Severe Aortic Stenosis Referred for SAVR or TAVR: A Population-Based Study in Ontario, Canada. (2020) (4)
Variable impact of COVID-19 on urgent intervention in Ontario (2021) (4)
Does ED crowding decrease the number of procedures a physician in training performs? A prospective observational study. (2012) (4)
Pitfalls in measuring temporal trends for late diagnosis of viral hepatitis. (2019) (4)
Melanoma incidence, stage, and survival after solid organ transplant: A population-based cohort study in Ontario, Canada. (2020) (4)
Maternal mRNA covid-19 vaccination during pregnancy and delta or omicron infection or hospital admission in infants: test negative design study (2023) (3)
Universal drug coverage and income‐related disparities in glycaemic control (2020) (3)
Socioeconomic Status and Kidney Transplant Outcomes in a Universal Healthcare System: A Population-based Cohort Study (2019) (3)
Differential Patterns by Area-Level Social Determinants of Health in Coronavirus Disease 2019 (COVID-19)–Related Mortality and Non–COVID-19 Mortality: A Population-Based Study of 11.8 Million People in Ontario, Canada (2022) (3)
Variations in Coronary Revascularization Practices and Their Effect on Long‐Term Outcomes (2022) (3)
Patient and provider determinants of breast cancer screening among Ontario women aged 40–49: a population-based retrospective cohort study (2021) (3)
Evaluation of the Risk of Stroke Without Anticoagulation Therapy in Men and Women With Atrial Fibrillation Aged 66 to 74 Years Without Other CHA2DS2-VASc Factors. (2021) (3)
Factors associated with SARS-CoV-2 test positivity in long-term care homes: A population-based cohort analysis using machine learning (2022) (3)
STATINS ARE ASSOCIATED WITH LOWER RISK OF HEART FAILURE AFTER ANTHRACYCLINE AND TRASTUZUMAB CHEMOTHERAPY FOR EARLY STAGE BREAST CANCER (2020) (3)
Development of Acute Myocardial Infarction Mortality and Readmission Models for Public Reporting on Hospital Performance in Canada (2021) (3)
Empirical analyses and simulations showed that different machine and statistical learning methods had differing performance for predicting blood pressure (2022) (3)
Cross-classified Multilevel Analysis of Individual Heterogeneity and Discriminatory Accuracy (MAIHDA) to evaluate hospital performance: the case of hospital differences in patient survival after acute myocardial infarction (2020) (3)
Estimation of the Absolute Risk of Cardiovascular Disease and Other Events: Issues With the Use of Multiple Fine-Gray Subdistribution Hazard Models (2022) (3)
Inhaled Long-acting Anticholinergics and Urinary Tract Infection in Individuals with COPD (2017) (3)
The Use of Quantile Regression in Health Care Research: A Case Study Examining Gender Differences in the Delivery of Thrombolysis (2005) (3)
Association of high-density lipoprotein cholesterol with non-fatal cardiac and non-cardiac events: a CANHEART substudy (2017) (3)
Derivation and validation of predictive indices for 30-day mortality after coronary and valvular surgery in Ontario, Canada (2021) (3)
Revascularization Strategies for the Treatment of Multivessel Coronary Artery Disease in Patients With Diabetes Mellitus. (2020) (3)
Impact of Coronary Artery Severity and Revascularization Prior to Transcatheter Aortic Valve Implantation. (2019) (3)
Medical Therapy and Coronary Revascularization for Patients With Stable Coronary Artery Disease and Unclassified Appropriateness Score. (2014) (3)
Population-Based Recalibration of the Framingham Risk Score and Pooled Cohort Equations. (2022) (3)
Renin‐angiotensin‐aldosterone system inhibitors and major cardiovascular events and acute kidney injury in patients with coronary artery disease (2021) (3)
Assessing effective mask use by the public in two countries: an observational study (2021) (3)
Real-World Examination of Revascularization Strategies for Left Main Coronary Disease in Ontario, Canada. (2022) (3)
PREDICTORS OF HOSPITAL READMISSION AFTER TRANS-CATHETER AORTIC VALVE IMPLANTATION (2017) (3)
The impact of opioid medications on subsequent fractures in discharged emergency department patients with peripheral vertigo. (2018) (3)
Comments on 'Graphical assessment of internal and external calibration of logistic regression models by using loess (2014) (3)
Troponin Testing After Noncardiac Surgery in Ontario: An Observational Study (2021) (2)
Abstract 11545: Moving to a Highly Walkable Neighborhood and Incidence of Hypertension: A Propensity-score Matched Cohort Study (2015) (2)
Periodic screening for breast and cervical cancer in women with diabetes: a population-based cohort study (2021) (2)
Immigration Status and Sex Differences in Primary Cardiovascular Disease Prevention: A Retrospective Study of 5 Million Adults (2021) (2)
Trends in the Association Between Diabetes and Cardiovascular Events, 1994-2019. (2022) (2)
216 Increasing Participation in Colorectal Cancer Screening: Results From a Randomized Trial of Directly Mailed FOBT Kits in a Hard to Reach Population (2013) (2)
Examining the Utility of 30-day Readmission Rates and Hospital Profiling in the Veterans Health Administration (2019) (2)
Examining Hospital Variation on Multiple Indicators of Stroke Quality of Care (2020) (2)
Low-Value Transthoracic Echocardiography, Healthcare Utilization, and Clinical Outcomes in Patients With Coronary Artery Disease. (2019) (2)
R and S-PLUS produced different classification trees for predicting patient mortality. (2008) (2)
Propensity score methods for time‐dependent cluster confounding (2020) (2)
512 Impact of Nitrate Use in the Emergency Department on Mortality in Patients With Acute Heart Failure (2012) (2)
Reply to M.M.J. Zanders et al. (2014) (2)
Is pathology necessary to predict mortality among men with prostate-cancer? (2014) (2)
Effectiveness of Maternal mRNA COVID-19 Vaccination During Pregnancy Against Delta and Omicron SARS-CoV-2 Infection and Hospitalization in Infants: A Test-Negative Design Study (2022) (2)
Baseline comparisons in randomized controlled trials (2010) (2)
Admission to long-stay residential care and mortality among people with and without dementia living at home but on the boundary of residential care: a competing risks survival analysis (2020) (2)
Profiling Hospital Performance on the Basis of Readmission After Transcatheter Aortic Valve Replacement in Ontario, Canada (2019) (2)
Health Care Costs of Endovascular Compared to Open Thoracoabdominal Aortic Aneurysm Repair Short title: Endo vs Open TAAA Costs. (2020) (2)
Trends in Postpartum Opioid Prescribing: A Time Series Analysis (2021) (2)
Neighbourhood Walkability and Risk of Obesity (2014) (2)
Epidemiology and outcome - 1 (2009) (2)
Screening for a new primary cancer in patients with existing metastatic cancer: a retrospective cohort study. (2018) (2)
Inverse probability weighted estimation of the marginal odds ratio (2008) (2)
The Associations Between Direct and Delayed Critical Care Unit Admission with Mortality and Readmissions Among Patients with Heart Failure. (2020) (2)
Investigating the determinants of decreasing postmyocardial infarction mortality: an analysis of in-hospital data from 1992 and 1997. (2001) (2)
Intensity of Guideline-Directed Medical Therapy for Coronary Heart Disease and Ischemic Heart Failure Outcomes. (2020) (2)
Maternal opioid treatment after delivery and risk of adverse infant outcomes: population based cohort study (2023) (2)
Abstract 3144: Early Deaths in Heart Failure Patients Discharged From the Emergency Department: A Population-based Analysis (2009) (2)
An introduction to clustered data and multilevel analyses. (2020) (2)
Administrative database code accuracy did not vary notably with changes in disease prevalence. (2016) (2)
Low-speed rotational atherectomy with substantial debulking and long-term survival: a retrospective observational study of 889 consecutive patients. (2019) (2)
ACCESS TO REHABILITATION AND OUTCOMES FOLLOWING HIP FRACTURE FOR OLDER ADULTS WITH DEMENTIA (2014) (2)
Heart rate in patients with reduced ejection fraction: relationship between single time point measurement and mean heart rate on prolonged implantable cardioverter defibrillator monitoring (2018) (2)
A Multicenter Study of the Coding Accuracy of Hospital Discharge Administrative Data for Cardiac Care Unit Patients in Ontario (2002) (2)
Uptake of the Heart Failure Management Incentive Billing Code by Family Physicians in Ontario, Canada: A Retrospective Cohort Study. (2020) (2)
Severity of obstructive coronary artery stenosis after pre-eclampsia (2022) (2)
Surgical Case Volume has an Impact on Outcomes for Patients with Lateral Neck Disease in Thyroid Cancer (2021) (2)
Effect of Electrophysiology Assessment on Mortality and Hospitalizations in Patients With New-Onset Atrial Fibrillation. (2018) (2)
Choosing Wisely in oncology: Screening for a new primary cancer in patients with metastatic disease. (2016) (1)
Effect of Prepublication Results on Trends in Prescribing of Antihypertensive Medication: Impact of the ALTITUDE (Aliskiren Trial in Type 2 Diabetes Using Cardio-Renal Disease Endpoints) Trial on Aliskiren Prescribing (2017) (1)
Metformin use and all-cause and prostate-cancer-specific mortality among diabetic men. (2013) (1)
Incidence of neurological and psychiatric comorbidity over time: a population-based cohort study in Ontario, Canada. (2022) (1)
Impact of Appropriate Use Criteria for Transthoracic Echocardiography in Valvular Heart Disease on Clinical Outcomes. (2020) (1)
Proportion of Life Spent in Canada and Stroke Incidence and Outcomes in Immigrants. (2022) (1)
Is There Value in a Preoperative Medical Consultation?—Reply (2011) (1)
Abstract 1887: Statins and Risks for Death and Hospitalization in Heart Failure (2007) (1)
Characteristics of people with type I or type II diabetes with and without a history of homelessness: a population-based cohort study (2022) (1)
Authors' response (2020) (1)
Troponin testing after noncardiac surgery: a population-based historical cohort study on variation and factors associated with testing in Ontario (2022) (1)
Association of Neighborhood-Level Material Deprivation With Atrial Fibrillation Care in a Single-Payer Health Care System: A Population-Based Cohort Study (2022) (1)
Hospital‐Level Variation in Ticagrelor Use in Patients With Acute Coronary Syndrome (2022) (1)
Area-level social and structural inequalities determine mortality related to COVID-19 diagnosis in Ontario, Canada: a population-based explanatory modeling study of 11.8 million people (2022) (1)
Response to Comment on Shah et al. Cardiovascular Complications and Mortality After Diabetes Diagnosis for South Asian and Chinese Patients: A Population-Based Cohort Study. Diabetes Care 2013;36:2670–2676 (2014) (1)
Abstract 16241: Outcomes of Acute Heart Failure (AHF) in Different Clinical Settings After Emergency Department (ED) Separation: Risk Stratification With the Emergency Heart Failure Mortality Risk Grade (EHMRG) (2013) (1)
Incidence of Stroke in Immigrants to Canada (2021) (1)
The impact of psychiatric utilisation prior to cancer diagnosis on survival of solid organ malignancies (2019) (1)
265 Temporal Trends in the Uptake Of An Early Invasive Strategy Post-Fibrinolysis For STEMI in Ontario, Canada (2012) (1)
Peri-operative Opioid Prescribing Practices of Resident Trainees Compared with Staff Surgeons. (2021) (1)
WAITING FOR RADICAL CYSTECTOMY – IMPACT OF WAIT TIMES FOR CYSTECTOMY ON OVERALL SURVIVAL (2008) (1)
344 THE ASSOCIATION BETWEEN METFORMIN USE AND RISK OF PROSTATE CANCER AND GRADE AT PRESENTATION (2013) (1)
Relationship of frailty with excess mortality during the COVID-19 pandemic: a population-level study in Ontario, Canada (2022) (1)
Estimating adjusted risk differences by multiply‐imputing missing control binary potential outcomes following propensity score‐matching (2021) (1)
P3518Men with heart failure have higher readmission rates: a closer review of sex and gender based analyses (2019) (1)
Assessment of an Algorithm for Prescription of Oral Anticoagulation for Patients With Atrial Fibrillation in Emergency Departments (2020) (1)
Impact of a Cancer Diagnosis on Acute Diabetic Complications (2016) (1)
Time to follow‐up of an abnormal mammogram in women with diabetes: a population‐based study (2016) (1)
SEX-DIFFERENCES IN EFFICACY OF ANGIOTENSIN CONVERTING ENZYME INHIBITORS AND ANGIOTENSIN RECEPTOR BLOCKERS IN PATIENTS WITH PRIOR MYOCARDIAL INFARCTION (2018) (1)
Bootstrap vs asymptotic variance estimation when using propensity score weighting with continuous and binary outcomes (2022) (1)
1095 Gastroenterologist Care is Associated With Lower Mortality Risk in Hospitalized Ulcerative Colitis Patients (2012) (1)
Risk factors Associated with Long Term Mortality and Complications Following Thoracoabdominal Aortic Aneurysm Repair. (2021) (1)
Abstract 15861: Adherence to the 2012 Canadian Lipid Screening Guidelines in Primary Prevention Patients: The CANHEART Study (2016) (1)
Abstract W P280: Predictors of Hospitalization in Patients with Minor Stroke and TIA (2015) (1)
Use of Cardiac Noninvasive Testing After Emergency Department Discharge: Association of Hospital Network Testing Intensity and Outcomes in Ontario, Canada (2020) (1)
Beta Agonists and Progression of Parkinson's Disease in Older Adults: A Retrospective Cohort Study (2020) (1)
Abstract 17064: Frailty Predicts Mortality and Hospital Readmission Amongst Elderly Heart Failure (HF) Patients Discharged From Hospital or the Emergency Department (ED) (2014) (1)
1077-69 Underutilization of effective treatment in diabetic patients admitted with acute myocardial infarction (2004) (1)
INCREASING WAIT-TIME MORTALITY FOR SEVERE AORTIC STENOSIS: A POPULATION-LEVEL STUDY OF THE TRANSITION IN PRACTICE FROM SAVR TO TAVR. (2020) (1)
Association between type of opioid prescribed postpartum and persistent opioid use: a population-based cohort study (2021) (1)
Abstract P246: Population-Based Rates of Emergency Department Visits for Stroke in the Different Phases of COVID19 Restriction and Reopening (2021) (1)
The association between anticoagulation and adverse outcomes after a positive SARS-CoV-2 test among older outpatients: A population-based cohort study (2021) (1)
Physician-Rated Utility of Procedure Videos for Teaching Procedures in the Emergency Department, Overall and during Emergency Department Crowding (2012) (1)
PROGNOSTIC VALUE OF CHEST PAIN IN PATIENTS WITH HEART FAILURE (2015) (1)
Reporting Risk: from Math to Meaning (2022) (1)
Estimating the Net Benefit of Improvements in Hospital Performance (2020) (1)
Post-acute health care burden after SARS-CoV-2 infection: a retrospective cohort study (2022) (1)
Predictors of Opioid-related Adverse Pulmonary Events among Older Adults with COPD. (2020) (1)
Author's response: the design of observational studies-defining baseline time. (2010) (1)
Long-term association between homelessness and mortality among people with diabetes. (2023) (1)
Abstract 13175: Outcomes of Heart Failure (HF) Patients Admitted to the Intensive Care Unit (ICU): Impact of Early or Late ICU Admission (2016) (1)
Morbidity and mortality reduction associated with polysomnography testing in idiopathic pulmonary fibrosis: a population-based cohort study (2021) (1)
Follow-up after post-partum psychiatric emergency department visits: an equity-focused population-based study in Canada. (2022) (1)
Long-Term Mortality Following Transcatheter Atrial Septal Defects Closure in Comparison to the General Population. (2020) (1)
Medical Therapy in Stable Coronary Heart Disease (2015) (1)
Visualising the distribution of individuals of advanced age in Canada: linking census data to maps. (2015) (1)
Importance of accounting for loss to follow-up when comparing mortality between immigrants and long-term residents: a population-based retrospective cohort (2021) (1)
A CLINICAL DECISION INSTRUMENT TO PREDICT 30-DAY DEATH AND SUBSESQUENT CARDIOVASCULAR HOSPITALIZATIONS FOLLOWING AN EMERGENCY DEPARTMENT VISIT FOR ATRIAL FIBRILLATION: THE ATRIAL FIBRILLATION IN THE EMERGENCY ROOM (AFTER) STUDY, PART 2 (2015) (0)
Validation of administrative data for the study of gastrointestinal disease (2006) (0)
Chapter 9: Outcomes of acute myocardial infarction in Canada (2006) (0)
Abstract 13535: Improved Outcomes With Early Collaborative Care of Ambulatory Heart Failure (HF) Patients Discharged From the Emergency Department (ED) (2010) (0)
PROVISION OF EMERGENCY DEPARTMENT PRESCRIPTIONS FOR ORAL ANTICOAGULATION AND SUBSEQUENT LONG-TERM USE IN PATIENTS WITH ATRIAL FIBRILLATION (2019) (0)
821 Association of Heart Rate at Hospital Discharge With All-Cause Mortality in Patients With Heart Failure (2012) (0)
522 Improved keratinocyte carcinoma outcomes with annual dermatology assessment after solid organ transplantation: Population-based cohort study (2018) (0)
Abstract 11414: Comparison of 1 Year Pre- and Post-Transcatheter Aortic Valve Replacement Hospitalization Rates: A Population-based Cohort Study (2019) (0)
Impact on mortality of increasing surgical volumes within hospitals after regionalization of thoracic surgery in Ontario, Canada. (2012) (0)
Bayes Rules for Optimally using Hierarchical Regression Models to Identify High-mortality Hospitals (2008) (0)
815 Predictors of 90-Day Death Following an Emergency Department Visit for Atrial Fibrillation (2012) (0)
Multiple arterial coronary bypass grafting is associated with better survival compared to second generation drug-eluting stents in stable multivessel coronary artery disease (2021) (0)
Prognosis of nonspecific ST-segment changes, T wave abnormalities and Q waves in patients visiting emergency departments for acute decompensated heart failure: a cohort study (2013) (0)
An Association Between Cardiologist Billing Patterns, Health Care Use, and Outcomes in Cardiac Patients (2021) (0)
Corrigendum to 'Rationale and design of the comparison of outcomes and access to care for heart failure (COACH) trial: a stepped wedge cluster randomized trial' American Heart Journal 2021; 240:1-10. (2022) (0)
Simulation-based significance tests for data-driven comparisons (2009) (0)
The Contemporary Natural History of Medically Managed Asymptomatic Carotid Artery Stenosis (2021) (0)
Risk of Death Due to Breast Cancer in Women Treated with Selective Serotonin Reuptake Inhibitor Antidepressants and Tamoxifen. (2009) (0)
DERIVATION OF A MODEL THAT ACCURATELY PREDICTS CARDIOVASCULAR FROM NON-CARDIOVASCULAR CAUSE OF DEATH USING ADMINISTRATIVE HEALTH DATA SOURCES (2019) (0)
Baseline Characteristics of Patients With Paclitaxel-or Sirolimus-Eluting Stents Before Propensity-Score Matching * (2009) (0)
Abstract 15633: No Significant Difference in Yield of Obstructive Coronary Artery Disease Between an Initial Testing Strategy With Stress or Anatomical Imaging and Exercise Stress Testing in Ontario, Canada (2016) (0)
Derivation and validation of predictive indices for cardiac readmission after coronary and valvular surgery – A multicenter study (2023) (0)
Population-Based Correlation of Regional Intensity of Health Care Utilization and Rates of Amputation Due Diabetes and Peripheral Arterial Disease (2019) (0)
283 Temporal Trends in the Management and Outcomes of ST-Segment Elevation Myocardial Infarction (STEMI) in Ontario, 2007 to 2010 (2012) (0)
Contemporary Clinical Course of Patients With Intermittent Claudication (2020) (0)
Gender inequality in source country modifies sex differences in stroke incidence in Canadian immigrants (2022) (0)
Dr. Mamdani and Colleagues Reply (2001) (0)
ASSOCIATION BETWEEN PRIMARY PREVENTION INDICATORS AND REGIONAL VARIATIONS IN THE INCIDENCE OF MAJOR CARDIOVASCULAR EVENTS: THE CANHEART STUDY (2015) (0)
Laboratory Test Results Differ Significantly When They are Not Ordered: Implications for Imputing Missing Lab Data (2022) (0)
Abstract 19188: Association of High-Density Lipoprotein Cholesterol With Non-Fatal Cardiac and Non-Cardiac Events: A CANHEART Primary Prevention Sub-Study (2016) (0)
Age-social stratification designs had a negligible impact on income-mortality associations. (2007) (0)
Poster 82: Predictors of Postacute Mortality After Traumatic Brain Injury (2006) (0)
128 Prediction of acute heart failure mortality in emergent care: The emergency heart failure mortality risk grade (2011) (0)
Abstract 14598: Multiple Arterial Coronary Bypass Grafting is Associated With Improved Survival in Females (2020) (0)
Adverse cardiac events associated with incident opioid drug use among older adults with COPD (2017) (0)
Telemedicine use and outcomes after transient ischemic attack and minor stroke during the COVID-19 pandemic: a population-based cohort study (2022) (0)
The impact of the first wave of the COVID‐19 pandemic on health service use by persons with dementia in Ontario, Canada: A population‐based time series analysis (2021) (0)
Abstract 2542: The Limited Value of All Cause Risk-adjusted Mortality Hospital Report Cards in Measuring and Improving Quality of Care (2006) (0)
THE LONG-TERM PROGNOSTIC IMPACT OF NEW-ONSET POSTOPERATIVE ATRIAL FIBRILLATION IN OLDER PATIENTS UNDERGOING CORONARY ARTERY BYPASS GRAFT SURGERY: A POPULATION-BASED ANALYSIS (2020) (0)
Clinical Research Sex Differences in the Management and Outcomes of Ontario Patients With Cardiogenic Shock Complicating Acute Myocardial Infarction (2013) (0)
Abstract 14622: Cardiac Resynchronization Therapy in Patients With RBBB in the Ontario ICD Registry; Assessment of Contemporary Practice and Outcomes. (2010) (0)
The failure of four bootstrap procedures for estimating confidence intervals for predicted-to-expected ratios for hospital profiling (2022) (0)
Mortality Risk Assessment and Prognostication (2008) (0)
Early coronary angiography in acute ischemic heart failure is associated with improved survival and lower rates of heart failure hospitalization (2020) (0)
Abstract 13249: New Onset Peri-Operative Atrial Fibrillation After Coronary Artery Bypass Graft (CABG) Surgery (2018) (0)
Variation and Correlation of Potential Unintended Consequences of Antipsychotic Reduction in Ontario Nursing Homes Over Time (2023) (0)
DETERMINANTS OF THE VARIATION IN PRACTICE PATTERNS FOR REVASCULARIZATION VERSUS MEDICAL THERAPY IN STABLE ISCHEMIC HEART DISEASE: A POPULATION BASED STUDY (2014) (0)
Long-Term Outcomes After Transcatheter Atrial Septal Defect Closure Among Adults in Comparison to Surgery and General Population (2019) (0)
Predictors of Opioid-Related Adverse Pulmonary and Cardiac Events Among Older Adults with COPD (2020) (0)
Response to Comment on Haroon et al. Risk of Dementia in Seniors With Newly Diagnosed Diabetes: A Population-Based Study. Diabetes Care 2015;38:1868–1875 (2016) (0)
The effect of high prevalence of missing data on estimation of the coefficients of a logistic regression model when using multiple imputation (2022) (0)
Estimated Effectiveness of Postpartum Maternal Messenger RNA COVID-19 Vaccination Against Delta and Omicron SARS-CoV-2 Infection and Hospitalization in Infants Younger Than 6 Months (2023) (0)
CHARACTERIZING EARLY VS. LATE INTENSIVE CARE UNIT (ICU) ADMISSIONS IN PATIENTS HOSPITALIZED WITH HEART FAILURE (HF) (2016) (0)
Abstract 16378: Clinical Outcomes of Plavix and Generic Clopidogrel for Patients With Hospitalized With an Acute Coronary Syndrome (2016) (0)
Sex-specific temporal trends in ambulatory heart failure incidence, mortality and hospitalisation in Ontario, Canada from 1994 to 2013: a population-based cohort study (2020) (0)
Comparison of Methods for Estimating Temporal Topic Models From Primary Care Clinical Text Data: Retrospective Closed Cohort Study (2022) (0)
Methods for Comparative Effectiveness and Safety Analyses in a High-Dimensional Covariate Space with Few Events (2018) (0)
Bayesian synthesis using prior information on fracture risk from randomized trials to analyze post-market data. (2018) (0)
Long-Term Health Care Costs in Patients with Diabetes or Peripheral Arterial Disease Who Require Lower Extremity Amputation: A Population-Based Analysis (2019) (0)
Relationship of Physician Volume to Mortality After Acute Myocardial Infarction—Reply (2001) (0)
135 - Diabetes Overtreatment and Averse Outcomes Among Older Adults With Diabetes: A Population-Based Study (2019) (0)
Sample size influenced inflation of the type I error rate when collapsing 2 × k contingency tables (2009) (0)
Abstract 16870: The Prognostic Impact of Appropriate Implantable Cardioverter Defibrillator Shock Based on Implant Indication: Insights From a Prospective, Population-based Registry in Ontario, Canada (2016) (0)
Association Between Hospital Postoperative Troponin Use and Patient Outcomes After Vascular Surgery. (2023) (0)
The Heart and Cannabis (THC) Cohort: Differences in Baseline Health and Behaviors by Cannabis Use (2022) (0)
Introduction of publicly funded pharmacare and socioeconomic disparities in glycemic management in children and youth with type 1 diabetes in Ontario, Canada: a population-based trend analysis (2022) (0)
A Descriptive study on Urodynamic Abnormalities in Stroke patients after Acute Phase. (2001) (0)
Patterns of diabetes testing for older adults without diabetes in Ontario's nursing homes: A population‐based study (2022) (0)
Table of Contents (2020) (0)
Examining the association of social risk with heart failure readmission in the Veterans Health Administration (2021) (0)
COMPARISON OF READMISSION AND DEATH AMONG CARDIAC PATIENTS IN NORTHERN VS. SOUTHERN ONTARIO (2018) (0)
Health care costs of endovascular compared with open thoracoabdominal aortic aneurysm repair (2019) (0)
Abstract 15378: The Association of First Responder Response Time and Outcomes in Out-of-Hospital Cardiac Arrest (2017) (0)
Early and Late Population-based Thoracoabdominal Aortic Aneurysm Outcomes Following Endovascular and Open Repair (2019) (0)
Sex Differences in Intensity of Care and Outcomes After Acute Ischemic Stroke Across the Age Continuum (2022) (0)
BURDENSOME INTERVENTIONS AND ANTIBIOTIC USE AMONG END-OF-LIFE NURSING HOME RESIDENTS WITH DEMENTIA (2017) (0)
Clinical Research Duration of Preoperative b-Blockade and Outcomes After Major Elective Noncardiac Surgery (2014) (0)
Do interdisciplinary, palliative care teams in the community lower utilization and costs? A pooled-analysis in Ontario (2013) (0)
Epidural analgesia and postoperative mortality (2008) (0)
COVID-19 Vaccine Effectiveness Against Omicron Infection and Hospitalization. (2023) (0)
Abstract 344: Low Density Lipoprotein Cholesterol and Major Adverse Cardiovascular Events After Percutaneous Coronary Intervention (2020) (0)
Alter Infarction Relationship Between Care Gaps and Projected Life Expectancy After Acute Myocardial (0)
Abstract 14304: Assessing the Association of Adherence to Fractional Flow Reserve Treatment Thresholds and Outcomes of Patients With Coronary Artery Disease (2020) (0)
Testing an audit and feedback-based intervention to improve glycemic control after transfer to adult diabetes care: protocol for a quasi-experimental pre-post design with a control group (2019) (0)
1019 The impact of immigration status and ethnicity and cancer outcomes in Ontario, Canada (2015) (0)
Dynamic furosemide dose: A marker of adverse heart failure outcomes (2011) (0)
Abstract PS3-17: Patient and provider determinants of breast cancer screening among Ontario women age 40-49: A population based retrospective cohort study (2021) (0)
Abstract 5: Another Inconvenient Truth: The Pernicious Effects of Hospital Case Volumes on the Accuracy of Hospital Report Cards (2014) (0)
Anxiety-related visits to physicians following September 11, 2001 in Ontario, Canada (2003) (0)
Imputing missing laboratory results may return erroneous values because they are not missing at random. (2022) (0)
Family Medicine Forum Research Proceedings 2015 Toronto, Ont (2016) (0)
A case study of competing risk analysis in the presence of missing data (2023) (0)
PREDICTORS OF OPTIMAL MEDICAL THERAPY AND THEIR IMPACT ON MORTALITY AND READMISSION FOR MYOCARDIAL INFARCTION IN STABLE ISCHEMIC HEART DISEASE PATIENTS (2014) (0)
Validating emergency department cardioversion procedures in provincial administrative data in Ontario, Canada (2022) (0)
Association between concurrent use of diltiazem and DOACs and risk of bleeding in atrial fibrillation patients (2022) (0)
Abstract 4128: Evaluating Sex Differences in Population-Based Utilization of Implantable Cardioverter Defibrillators (ICDs): The Role of Cardiac Conditions and Non-Cardiac Comorbidities (2008) (0)
A RISK SCORE FOR PREDICTING CARDIOVASCULAR EVENTS AFTER EARLY STAGE BREAST CANCER (2017) (0)
Mo1964 A Cluster Randomized Trial of Directly Mailed gFoBT Kits to Previous Responders Being Recalled for Screening (2015) (0)
Author's response to reviews Title:Statistical power in parallel group point exposure studies with time-to-event outcomes: An empirical comparison of the performance of randomized controlled trials and the inverse probability of treatment weighting (IPTW) approach Authors: (2013) (0)
Impute‐then‐exclude versus exclude‐then‐impute: Lessons when imputing a variable used both in cohort creation and as an independent variable in the analysis model (2023) (0)
PREDICTORS OF APPROPRIATE IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) SHOCK AND DEATH: A COMPETING RISK ANALYSIS (2014) (0)
Association of Diabetes Duration and Glycemic Control With Stroke Rate in Patients With Atrial Fibrillation and Diabetes: A Population‐Based Cohort Study (2022) (0)
Abstract 18303: Clinical Outcomes With Beta-blockers in Patients With Myocardial Infarction and Coronary Artery Disease (2016) (0)
Real world long-term outcomes among adults undergoing transcatheter patent foramen closure with amplatzer PFO occluder. (2022) (0)
Reply: Ischemic or Nonischemic Cardiomyopathy?: Relevance of Cardiac Magnetic Resonance in the Diagnosis of Dilated Cardiomyopathy. (2019) (0)
Oxaliplatin associated neurotoxicity outcomes among older adults with colorectal cancer: A population-based study. (2016) (0)
Surgical Valve Selection in Aortic Valve Replacement in the Era of Transcatheter Aortic Valve Implantation: An Ontario Population Based Study (2019) (0)
Trends in Use of Clonidine in Ontario Canada, Following Publication of the Women’s Health Initiative Study (2004) (0)
Using ICD-9 diagnostic codes for external validation of topic models derived from primary care electronic medical record clinical text data (2023) (0)
Reply: "Who Will Be Rehospitalized Next? Targeting Heart Failure Patients With Brittle Dimensions". (2017) (0)
A Review of the use of Propensity Score Methods with Multiple Treatment Groups in the General Internal Medicine Literature. (2023) (0)
The impact of immigration status on cancer outcomes in Ontario, Canada. (2016) (0)
Author's response to reviews Title:Statistical power in parallel group point exposure studies with time-to-event outcomes: An empirical comparison of the performance of randomized controlled trials and the inverse probability of treatment weighting (IPTW) approach Authors: (2013) (0)
Abstract 11575: Comparative Effectiveness of Generic Atorvastatin and Lipitor® in Patients Hospitalized With an Acute Coronary Syndrome (2015) (0)
A POPULATION-BASED COHORT STUDY OF A CLINICAL DECISION INSTRUMENT FOR 30-DAY DEATH FOLLOWING AN EMERGENCY DEPARTMENT VISIT FOR ATRIAL FIBRILLATION: THE ATRIAL FIBRILLATION IN THE EMERGENCY ROOM (AFTER) STUDY (2014) (0)
Abstract 122: Impact of Using Clinical Data to Profile Hospitals for 30-day Stroke Mortality: Data from the Ontario Stroke Audit (2015) (0)
Are ( the log-odds of ) Hospital Mortality Rates Normally Distributed in Ontario ? Implications for Studying Variations in Outcomes of Medical Care (2017) (0)
IMPACT OF INTENSIVE PHARMACOTHERAPY ON ISCHEMIC HEART FAILURE OUTCOMES (2019) (0)
Abstract 13047: Clinical Risk Stratification for Primary Prevention Implantable Cardioverter Defibrillators (ICDs) (2014) (0)
Abstract 20716: The Long-Term Impact of Follow-up Care on Hospitalization and Death in Patients With Atrial Fibrillation Who Receive Emergency Care (2017) (0)
Association of a Positive Drug Screening for Cannabis With Mortality and Hospital Visits Among Veterans Affairs Enrollees Prescribed Opioids (2022) (0)
Abstract 13648: Hospital Admission Patterns and Outcomes of Heart Failure (HF) Patients Discharged from the Emergency Department (ED) (2012) (0)
Predict Death Early After Hospitalization for an Acute Ischemic Stroke (2011) (0)
Abstract 58: The Iscore Predicts Efficacy Of Thrombolytic Therapy For Acute Ischemic Stroke (2012) (0)
Shoulder Dislocation In Ontario, Canada From 1994 To 2011: The Incidence, Rate And Risk Factors For Recurrence (2013) (0)
Statistical compared to clinical significance and the risk of misattribution (2018) (0)
Walk-in clinic patient characteristics and utilization patterns in Ontario, Canada: a cross-sectional study (2023) (0)
Response to Letter Regarding Article, “Early Deaths in Heart Failure Patients Discharged From the Emergency Department: A Population-Based Analysis” (2010) (0)
THE RISK OF STROKE INCREASES NEARLY THREE-FOLD AS PATIENTS WITH ATRIAL FIBRILLATION AGE FROM 66 TO 74 YEARS: A POPULATION-BASED COHORT STUDY (2020) (0)
Impact of postoperative intensive care unit utilization on postoperative outcomes in adults undergoing major elective noncardiac surgery. (2020) (0)
UPTAKE OF THE Q050A HEART FAILURE PRIMARY CARE OUTPATIENT BILLING CODE IN ONTARIO (2016) (0)
Abstract 23087: Applying the FOURIER Trial amongst Real-world Cardiovascular Disease Patients: The Cardiovascular Health in Ambulatory Care Research Team (CANHEART) PCSK9 Study (2017) (0)
Constructing inverse probability weights for institutional comparisons in healthcare (2020) (0)
APPROPRIATE USE CRITERIA FOR TRANSTHORACIC ECHOCARDIOGRAPHY AND PATIENT OUTCOMES IN VALVULAR HEART DISEASE (2020) (0)
ANTIPSYCHOTIC REDUCTION IN LONG-TERM CARE: UNINTENDED PRESCRIBING OUTCOMES (2020) (0)
PC020. Health Care Costs of Endovascular Compared With Open Thoracoabdominal Aortic Aneurysm Repair (2019) (0)
Abstract 14288: Substantial Hospital-level Variation in Troponin Testing After Non-cardiac Surgery (2020) (0)
Abstract 74: A Population-Based Study to Evaluate the Effectiveness of Multi-Disciplinary Heart Failure Clinics and Identify Important Service Components (2012) (0)
Statistical Practice Bootstrap Methods for Developing Predictive Models (2004) (0)
Abstract 155: Comparative Effectiveness of Carotid Endarterectomy Compared to Medical Therapy Among Patients With Asymptomatic Carotid Stenosis (2020) (0)
Abstract WMP58: Ambulatory Care for Secondary Prevention of Stroke in Rural versus Urban Areas in Ontario, Canada (2018) (0)
The Impact of Socioeconomic Status on Mammogram Use in Women with Diabetes (2012) (0)
Abstract 15746: Trends in the Hospitalization Rates and Outcomes of Patients With Aortic Stenosis From 2004 to 2013 (2016) (0)
2020The spectrum of cardiovascular disease after early stage breast cancer: a population-based cohort study (2017) (0)
Anesthesia consultation reduces length-of-stay but not mortality (2008) (0)
IMPACT OF ETHNICITY ON LONG-TERM OUTCOMES AFTER CORONARY ARTERY BYPASS GRAFTING SURGERY: A PROPENSITY MATCHED POPULATION-BASED STUDY (2015) (0)
Randomized Trial Quality of Cardiac Care : The EFFECT Study : A Effectiveness of Public Report Cards for Improving the Supplementary material (2009) (0)
The Relationship Between Health Policies, Medical Technology Trends and Outcomes (2003) (0)
Risk of intracranial hemorrhage between different direct oral anticoagulants in older patients seen in the emergency department with a head injury: A population-based cohort study. (2022) (0)
Utilisation rates of coronary angiography in Ontario among the general population and among patients hospitalised with acute myocardial infarction ( AMI ) between 1992 and 1999 (2002) (0)
Differential effects of bundle branch block morphology in heart failure. (2011) (0)
Receipt of adequate prenatal care for privately sponsored versus government-assisted refugees in Ontario, Canada: a population-based cohort study (2023) (0)
Sample size influenced inflation of the type I error rate when collapsing 2 x k contingency tables. Author's reply (2009) (0)
131 - Identifying Type 1 Diabetes in Electronic Medical Records and Administrative Data in Ontario (2019) (0)
Statistical Practice Type I Error Inè ation in the Presence of a Ceiling Effect (2003) (0)
THE EFFECTS OF CYSTECTOMY PROVIDER VOLUME ON POSTOPERATIVE AND OVERALL MORTALITY IN A PUBLICLY FUNDED HEALTH CARE SYSTEM (2008) (0)
Readmission and emergency department visits in the peri-treatment period for head and neck cancers patients in Ontario. (2016) (0)
Abstract 11699: Angiographic Coronary Artery Disease (CAD) and Outcomes in Acute Heart Failure (HF) (2021) (0)
Incidence of diabetes among patients with colorectal cancer. (2014) (0)
Abstract T MP94: Congestive Heart (or Cardiac) Failure: Risk Factors, Clinical Features and Outcomes in Patients With an Acute Ischemic Stroke (2014) (0)
Language discordance as a marker of disparities in cerebrovascular risk and stroke outcomes: A multi-center Canadian study (2023) (0)
Abstract 18604: Prospective Validation of the EHMRG Risk Model for Patients Presenting With Acute Heart Failure in the Emergency Department (2017) (0)
1040-70 Do international medical graduates provide inferior quality care in the setting of acute myocardial infarction? (2004) (0)
Abstract 11062: Acute Heart Failure (HF) Mortality Prediction in Emergent Care: The Emergency Heart Failure Mortality Risk Grade (2011) (0)
Abstract WP376: Home-Time as a Surrogate Marker of Global Disability After Ischemic and Hemorrhagic Strokes in Canada (2019) (0)
Clinical Research Traditional Cardiovascular Risk Factors and the Presence of Obstructive Coronary Artery Disease in Men and Women (2014) (0)
P2618Association of left ventricular ejection fraction with mortality and hospitalizations (2019) (0)
Abstract 19608: Public Report Cards Associated With Decreased Heart Failure Readmissions in the Effect Study (2010) (0)
DOES FRAILTY PREDICT OUTCOMES AMONGST ELDERLY HEART FAILURE PATIENTS AFTER HOSPITAL SEPARATION (2014) (0)
Stroke The iScore Predicts Effectiveness of Thrombolytic Therapy for Acute Ischemic (2012) (0)
A POPULATION-BASED STUDY OF FOLLOW-UP CARE FOLLOWING A NEW DIAGNOSIS OF A CARDIOVASCULAR DISEASE IN THE EMERGENCY DEPARTMENT (2016) (0)
Association of Cardiology Billing Amounts With Health Care Utilization and Clinical Outcomes in Patients With Atrial Fibrillation (2021) (0)
Epidural analgesia and postoperative outcome – Authors' reply (2008) (0)
Growing Income-Related Disparities in Cardiovascular Hospitalizations Among People With Diabetes, 1995 to 2019: Population-Based Study. (2023) (0)
Abstract 324: Use of Troponin Testing After Non-cardiac Surgery in Ontario (2020) (0)
THE ASSOCIATION OF DIABETES DURATION AND GLYCEMIC CONTROL WITH STROKE IN PATIENTS WITH ATRIAL FIBRILLATION AND DIABETES (2021) (0)
Changes in the Initiation of Antipsychotics and Trazodone Over Time: A Cohort Study of New Admissions to Nursing Homes in Ontario, Canada. (2023) (0)
Response to Xue and Colleagues (2015) (0)
IMPACT OF APPROPRIATE ECHOCARDIOGRAPHY USE ON UTILIZATION OF CARDIAC SERVICES AND OUTCOMES IN PATIENTS WITH HEART FAILURE OR CORONARY ARTERY DISEASE: A RETROSPECTIVE COHORT STUDY OF THE ECHO WISELY RANDOMIZED CONTROLLED TRIAL (2020) (0)
Epidemiology/Genetics (2017) (0)
Abstract 14532: Duration of Preoperative Beta-Blocker Therapy and Outcomes after Non-Cardiac Surgery (2012) (0)
Improved long-term survival with coronary artery bypass graft surgery compared to percutaneous coronary intervention in diabetics with multivessel disease (2020) (0)
COMPARISON OF MACHINE LEARNING (ML) METHODS WITH CONVENTIONAL STATISTICAL MODELS (CSM) FOR PREDICTION OF MORTALITY IN MYOCARDIAL INFARCTION (MI) PATIENTS (2020) (0)
Association of Neighborhood-Level Material Deprivation With Health Care Costs and Outcome After Stroke (2021) (0)
INCREASED RISK OF ADVERSE CARDIOVASCULAR EVENTS ASSOCIATED WITH IBRUTINIB USE IN CHRONIC LYMPHOCYTIC LEUKEMIA: A PROPENSITY-MATCHED POPULATION-BASED COHORT STUDY (2020) (0)
Language Discordance as a Marker of Disparities in Cerebrovascular Risk and Stroke Outcomes: A Multi-Center Prospective Canadian Study (2022) (0)
In response. (2013) (0)
MP64-18 CHEMOPREVENTION IN KIDNEY CANCER: SURVIVAL OUTCOMES IN DIABETICS (2016) (0)
820 Outcomes and Care of Patients With Acute Heart Failure Syndromes and Cardiac Troponin Elevation (2012) (0)
Abstract WP180: Rural-Urban Differences in Stroke Incidence, Mortality and Risk Factor Prevalence in Ontario (2017) (0)
The Association of Metformin Therapy with Survival Following Breast Cancer : An Illustration of Immortal Time Bias (2012) (0)
Abstract WP306: Low Rates of Screening and Treatment for Osteoporosis Following Stroke (2016) (0)
459PFollow-up and recurrence in resected gastroenteropancreatic neuroendocrine tumours: A population-based study (2017) (0)
Abstract 170: Effect of Hospital Case Volume, Number of Hospitals, and the Predictive Accuracy Of Risk-adjustment Models (c-statistic) on the Accuracy of Hospital Report Cards (2013) (0)
1672-P: Identifying Type 1 Diabetes in Electronic Medical Records Data in Ontario: A Validation Study (2019) (0)
Abstract WP72: Telemedicine Access, Care, And Outcomes For TIA And Minor Stroke (2022) (0)
Cardiovascular Diseases Following Breast Cancer: Towards a Case-by-Case Assessment Through a Prediction Risk Score Model in 943 Patients by Benoite M. et al. (2023) (0)
Comorbidity-stratified estimates of 30-day mortality risk by age for unvaccinated men and women with COVID-19: a population-based cohort study (2023) (0)
ROOM FOR IMPROVEMENT: EMERGENCY DEPARTMENT OVERUTILISATION OF X RAYS FOR COMMON RESPIRATORY CONDITIONS IN CHILDREN (2008) (0)
Abstract 5917: Impact Of Blood Pressure At Hospital Discharge On Mortality In The Acute To Chronic Heart Failure Transition (2008) (0)
Impact of Outcome Definitions on Cardiovascular Risk Prediction in a Contemporary Primary Prevention Population. (2022) (0)
Maternal Health Outcomes After Pregnancy-Associated Stroke: A Population-Based Study With 19 Years of Follow-Up (2023) (0)
Abstract TP160: Predicting Bone Fracture After Stroke—The Fracture Risk After Ischemic Stroke (FRAC-Stroke) Score (2017) (0)
Impact of using concomitant conventional DMARDs on adherence to biologic DMARD treatment in rheumatoid arthritis: Multi-centre, population-based cohort study. (2021) (0)
Reply: Readmissions and Diuretic Dosing. (2017) (0)
A search strategy to identify published reports of randomized controlled trials in PubMed (2010) (0)
Comparative Effectiveness of Carotid Stenting to Medical Therapy Among Patients With Asymptomatic Carotid Stenosis (2022) (0)
Abstract 16404: Troponin is the Predominant Risk Factor for Mortality in Patients With Ischemic Heart Failure With Reduced or Preserved Ejection Fraction (2017) (0)
Contents (2020) (0)
Association Between Newly Diagnosed Diabetes and Dementia Diagnosis in Older Adults: A Population-Based Study (2013) (0)
Comparing clinical and administrative data for profiling hospitals on post-discharge medication use by AMI patients (2008) (0)
How common is concurrent neurological and mood/anxiety disorder comorbidity over time? A population‐based cohort study in Ontario, Canada (2021) (0)
MEDICATION USE AND KIDNEY CANCER RISK: A POPULATION‐BASED STUDY: PD52‐07 (2017) (0)
1008-185 Benefit of statins in secondary prevention after acute myocardial infarction: Evidence of a class effect (2004) (0)
91Transcatheter valve-in-valve versus redo surgical aortic valve replacement for the management of failed biological prosthesis: early and late outcomes (2019) (0)
PROGNOSIS OF HEART FAILURE FOLLOWING CARDIOTOXIC BREAST CANCER CHEMOTHERAPY: A RETROSPECTIVE MATCHED COHORT STUDY (2020) (0)
Directly Mailing gFOBT Kits to Previous Responders Being Recalled for Colorectal Cancer Screening Increases Participation (2019) (0)
Abstract P200: The Heart and Cannabis Cohort (THC Cohort): Associations Between Cannabis Use and Cardiovascular Health at Cohort Inception (2020) (0)
PL004: A population-based analysis of outcomes in patients with a primary diagnosis of hypertension in the emergency department, using linked datasets (2016) (0)
Introduction to multilevel regression models, An (2001) (0)
Abstract 17252: Rates and Predictors of Co-Prescribing Common Interacting Cardiovascular Medications in Atrial Fibrillation Patients on Direct Oral Anticoagulants (2020) (0)
Author Correction: Effectiveness of mRNA COVID-19 vaccine booster doses against Omicron severe outcomes (2023) (0)

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What Schools Are Affiliated With Peter Austin?

Peter Austin is affiliated with the following schools:

York University
University of Oxford
Dalla Lana School of Public Health
McMaster University
Stanford University
Michigan State University
University of Toronto