Per K Andersen
#97,739
Most Influential Person Now
Researcher
Per K Andersen's AcademicInfluence.com Rankings
Per K Andersencomputer-science Degrees
Computer Science
#3422
World Rank
#3591
Historical Rank
Computational Linguistics
#168
World Rank
#172
Historical Rank
Machine Learning
#399
World Rank
#404
Historical Rank
Artificial Intelligence
#593
World Rank
#604
Historical Rank
Download Badge
Computer Science
Why Is Per K Andersen Influential?
(Suggest an Edit or Addition)Per K Andersen'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
- Statistical Models Based on Counting Processes. (1993) (3498)
- Cox's regression model for counting processes: a large sample study : (preprint) (1982) (2690)
- Genetic and environmental influences on premature death in adult adoptees. (1988) (849)
- Competing risks in epidemiology: possibilities and pitfalls. (2012) (758)
- Effects of family history and place and season of birth on the risk of schizophrenia. (1999) (635)
- Calculating the number needed to treat for trials where the outcome is time to an event (1999) (616)
- A counting process approach to maximum likelihood estimation in frailty models (1992) (598)
- Multi-state models for event history analysis (2002) (545)
- Clinical course of alcoholic liver cirrhosis: A Danish population‐based cohort study (2010) (408)
- Factors influencing the effect of age on prognosis in breast cancer: population based study (2000) (394)
- Viral load of human papilloma virus 16 as a determinant for development of cervical carcinoma in situ: a nested case-control study (2000) (392)
- Multi-state models for the analysis of time-to-event data (2009) (369)
- Consistent high viral load of human papillomavirus 16 and risk of cervical carcinoma in situ: a nested case-control study (2000) (367)
- Does the risk of developing dementia increase with the number of episodes in patients with depressive disorder and in patients with bipolar disorder? (2004) (356)
- Regression Modeling of Competing Risks Data Based on Pseudovalues of the Cumulative Incidence Function (2005) (342)
- Bootstrap investigation of the stability of a Cox regression model. (1989) (324)
- Prognostic Value of Child‐Turcotte Criteria in Medically Treated Cirrhosis (1984) (299)
- Counting process models for life history data: a review (1984) (286)
- Competing risks as a multi-state model (2002) (284)
- The effect of proteinuria on relative mortality in Type 1 (insulin-dependent) diabetes mellitus (1985) (276)
- Analyzing survival curves at a fixed point in time (2007) (265)
- Testing Goodness of Fit of Cox's Regression and Life Model (1982) (243)
- Generalised linear models for correlated pseudo‐observations, with applications to multi‐state models (2003) (240)
- Prognostic factors in small cell lung cancer: multivariate model based on 778 patients treated with chemotherapy with or without irradiation. (1986) (230)
- Recurrence in affective disorder (1998) (225)
- The role of frailty models and accelerated failure time models in describing heterogeneity due to omitted covariates. (1997) (224)
- Lithium treatment and risk of dementia. (2008) (224)
- Pseudo-observations in survival analysis (2010) (224)
- A comprehensive analysis of mortality-related health metrics associated with mental disorders: a nationwide, register-based cohort study (2019) (210)
- Occurrence of pulp canal obliteration after luxation injuries in the permanent dentition. (1987) (209)
- Testing for centre effects in multi-centre survival studies: a Monte Carlo comparison of fixed and random effects tests. (1999) (208)
- Interpretability and importance of functionals in competing risks and multistate models (2012) (199)
- Unemployment and mortality in Denmark, 1970-80. (1987) (196)
- Cohabitation and marital status as predictors of mortality--an eight year follow-up study. (2002) (188)
- Does lithium protect against dementia? (2010) (184)
- Course of illness in depressive and bipolar disorders (2004) (177)
- Birth weight and systolic blood pressure in adolescence and adulthood: meta-regression analysis of sex- and age-specific results from 20 Nordic studies. (2007) (176)
- Regression Analysis of Restricted Mean Survival Time Based on Pseudo-Observations (2004) (172)
- New insight into epirubicin cardiac toxicity: competing risks analysis of 1097 breast cancer patients. (2008) (163)
- Moderate alcohol intake during pregnancy and risk of fetal death. (2012) (160)
- Birth characteristics, sibling patterns, and acute leukemia risk in childhood: a population-based cohort study. (1997) (159)
- Risk factors for parvovirus B19 infection in pregnancy. (1999) (159)
- Socioeconomic position and the risk of preterm birth--a study within the Danish National Birth Cohort. (2008) (155)
- Treatment with antipsychotics and the risk of diabetes in clinical practice (2010) (150)
- Modern Epidemiology. 2nd edn. Kenneth J. Rothman and Sander Greenland, Lippincott‐Raven, U.S.A., 1998. No. of pages: 737. Price: $74.50. ISBN 0‐316‐75780‐2 (2000) (147)
- Advanced paternal age and risk of fetal death: a cohort study. (2004) (143)
- Suicide risk in patients treated with lithium. (2005) (140)
- Influence of female bodyweight on IVF outcome: a longitudinal multicentre cohort study of 487 infertile couples. (2011) (137)
- Regression Analysis of Censored Data Using Pseudo-observations (2010) (137)
- Estimation of variance in Cox's regression model with shared gamma frailties. (1997) (136)
- Causes of decreased life expectancy over the life span in bipolar disorder. (2015) (131)
- Long-term disease-free survival in small-cell carcinoma of the lung: a study of clinical determinants. (1986) (131)
- A Cox regression model for the relative mortality and its application to diabetes mellitus survival data. (1985) (129)
- The clinical course of cirrhosis: The importance of multistate models and competing risks analysis (2015) (128)
- Simple parametric and nonparametric models for excess and relative mortality. (1989) (127)
- Association of Lithium in Drinking Water With the Incidence of Dementia (2017) (127)
- [Induced abortion and risk of breast cancer]. (1997) (125)
- Physical exercise during pregnancy and fetal growth measures: a study within the Danish National Birth Cohort. (2010) (125)
- Score test of homogeneity for survival data (1995) (123)
- Major depressive disorder in Parkinson's disease: a register‐based study (2002) (122)
- SAS and R functions to compute pseudo-values for censored data regression (2008) (121)
- In B-cell chronic lymphocytic leukaemia chromosome 17 abnormalities and not trisomy 12 are the single most important cytogenetic abnormalities for the prognosis: a cytogenetic and immunophenotypic study of 480 unselected newly diagnosed patients. (1997) (121)
- Life expectancy in bipolar disorder (2015) (121)
- Comorbidity and survival of Danish cirrhosis patients: A nationwide population‐based cohort study (2008) (119)
- Multistate models in survival analysis: a study of nephropathy and mortality in diabetes. (1988) (119)
- Updating prognosis and therapeutic effect evaluation in cirrhosis with Cox's multiple regression model for time-dependent variables. (1986) (119)
- Survival analysis and neural nets. (1994) (118)
- Competing Risks and Time‐Dependent Covariates (2009) (116)
- Absolute risk regression for competing risks: interpretation, link functions, and prediction (2012) (116)
- Linear Nonparametric Tests for Comparison of Counting Processes, with Applications to Censored Survival Data, Correspondent Paper (1982) (114)
- Physical exercise during pregnancy and the risk of preterm birth: a study within the Danish National Birth Cohort. (2008) (112)
- Birth order, sibship size and risk of Hodgkin's disease in children and young adults: A population‐based study of 31 million person‐years (1997) (112)
- Preoperative endoscopic stent placement before pancreaticoduodenectomy: a meta-analysis of the effect on morbidity and mortality. (2002) (111)
- SAS macros for estimation of the cumulative incidence functions based on a Cox regression model for competing risks survival data (2004) (110)
- Induced abortion and the risk of breast cancer. (1997) (105)
- Use of Lithium and Anticonvulsants and the Rate of Chronic Kidney Disease: A Nationwide Population-Based Study. (2015) (103)
- Recurrence of bipolar disorders and major depression: a life-long perspective (2004) (100)
- Antidepressants and dementia. (2009) (100)
- Valproate v. lithium in the treatment of bipolar disorder in clinical practice: observational nationwide register-based cohort study. (2011) (100)
- Predictors of recurrence in affective disorder. A case register study. (1998) (99)
- No Increased Risk of Developing Alzheimer Disease in Patients With Glaucoma (2007) (98)
- Life course path analysis of birth weight, childhood growth, and adult systolic blood pressure. (2009) (97)
- Risk for Hepatocellular Carcinoma in Patients With Alcoholic Cirrhosis (2012) (95)
- Mood-stabilizing pharmacological treatment in bipolar disorders and risk of suicide. (2008) (93)
- Non- and semi-parametric estimation of transition probabilities from censored observation of a non-homogeneous Markov process (1991) (91)
- Inference for outcome probabilities in multi-state models (2008) (90)
- Lifetime alcohol use and overall and cause-specific mortality in the European Prospective Investigation into Cancer and nutrition (EPIC) study (2014) (88)
- Binge Drinking in Pregnancy and Risk of Fetal Death (2008) (88)
- Nationwide and population‐based prescription patterns in bipolar disorder (2016) (86)
- Cause-specific life-years lost in people with mental disorders: a nationwide, register-based cohort study. (2017) (85)
- Survival analysis 1982-1991: the second decade of the proportional hazards regression model. (1991) (81)
- Multi-state models for bleeding episodes and mortality in liver cirrhosis. (2000) (81)
- Relation of nonsteroidal anti-inflammatory drugs to serious bleeding and thromboembolism risk in patients with atrial fibrillation receiving antithrombotic therapy: a nationwide cohort study. (2014) (79)
- Relationship between maternally derived anti-Plasmodium falciparum antibodies and risk of infection and disease in infants living in an area of Liberia, west Africa, in which malaria is highly endemic (1995) (75)
- The risk of affective disorders in patients with adrenocortical insufficiency (2006) (74)
- Declining HIV‐2 prevalence and incidence among men in a community study from Guinea‐Bissau (1998) (74)
- Starting lithium prophylaxis early v. late in bipolar disorder (2014) (74)
- Fever and infections in pregnancy and risk of attention deficit/hyperactivity disorder in the offspring. (2016) (74)
- Regression Modeling Strategies with Applications to Linear Models, Logistic Regression and Survival Analysis. Frank E. Harrell, Jun, Springer‐Verlag, New York, 2001. No. of pages: 568. ISBN 0‐387‐95232‐2 (2003) (73)
- Acute respiratory symptoms and general illness during the first year of life: A population‐based birth cohort study (2008) (73)
- Survival bias in observational studies of the impact of routine immunizations on childhood survival (2006) (72)
- Survival models and martingale dynamics: original text, discussion and reply (1989) (72)
- Familial risk of venous thromboembolism: a nationwide cohort study (2011) (70)
- Recurrence in affective disorder: analyses with frailty models. (1999) (70)
- Regression with Linear Predictors (2010) (69)
- Predictors of central nervous system metastasis in patients with metastatic breast cancer. A competing risk analysis of 579 patients treated with epirubicin-based chemotherapy (2005) (69)
- Does Educational Status Impact Adult Mortality in Denmark? A Twin Approach (2010) (69)
- Regression Analysis for Multistate Models Based on a Pseudo‐value Approach, with Applications to Bone Marrow Transplantation Studies (2007) (69)
- Alcohol Drinking Pattern During Pregnancy and Risk of Infant Mortality (2009) (68)
- Linear nonparametric tests for comparison of counting processes, with applications to censored survival data : (preprint) (1981) (65)
- Pseudo-observations for competing risks with covariate dependent censoring (2014) (64)
- Cause-specific life years lost among persons diagnosed with schizophrenia: Is it getting better or worse? (2019) (63)
- Conditional power calculations as an aid in the decision whether to continue a clinical trial. (1987) (63)
- Analyzing sickness absence with statistical models for survival data. (2007) (63)
- New‐Onset Atrial Fibrillation is Associated With Cardiovascular Events Leading to Death in a First Time Myocardial Infarction Population of 89 703 Patients With Long‐Term Follow‐Up: A Nationwide Study (2014) (63)
- Familial clustering of myocardial infarction in first-degree relatives: a nationwide study. (2013) (62)
- Late and very‐late first‐contact schizophrenia and the risk of dementia–a nationwide register based study (2009) (62)
- Increased risk of developing affective disorder in patients with hypothyroidism: a register-based study. (2005) (61)
- Fever in pregnancy and risk of fetal death: a cohort study (2002) (61)
- The effect of episodes on recurrence in affective disorder: a case register study. (1999) (61)
- Do continued antidepressants protect against dementia in patients with severe depressive disorder? (2011) (60)
- Calibration plots for risk prediction models in the presence of competing risks (2014) (59)
- Assessing the influence of reversible disease indicators on survival. (1991) (56)
- Diabetes as a risk factor for hepatic encephalopathy in cirrhosis patients. (2015) (56)
- Association Between Neurological Disorders and Death by Suicide in Denmark. (2020) (56)
- Repeated assessment of risk factors in survival analysis (1992) (55)
- Reproductive risk factors for breast cancer by receptor status, histology, laterality and location (1999) (54)
- Is Swimming During Pregnancy a Safe Exercise? (2010) (54)
- Severe life events and impaired fetal growth: a nation‐wide study with complete follow‐up (2007) (54)
- Attenuation caused by infrequently updated covariates in survival analysis. (2003) (54)
- Malignant melanoma. Changing trends in factors influencing metastasis‐free survival from 1964 to 1982 (1990) (54)
- Sibship characteristics and risk of allergic rhinitis and asthma. (2005) (53)
- How Do Macro-Level Contexts and Policies Affect the Employment Chances of Chronically Ill and Disabled People? Part II: The Impact of Active and Passive Labor Market Policies (2011) (52)
- Risk of late-stage breast cancer after a childbirth. (2001) (51)
- Observer variation in histological classification of cutaneous malignant melanoma. (1995) (50)
- Predictors of excellent response to lithium: results from a nationwide register-based study (2011) (50)
- New drug candidates for depression – a nationwide population‐based study (2018) (50)
- Cystic Fibrosis in Denmark 1945 to 1985 (1988) (49)
- Do antidepressants precipitate youth suicide? (2006) (48)
- Testicular cancer risk and maternal parity: a population-based cohort study. (1998) (48)
- Does in-hospital ventricular fibrillation affect prognosis after myocardial infarction? (1997) (48)
- Preterm delivery and risk of breast cancer (1999) (47)
- Rate and predictors of conversion from unipolar to bipolar disorder: A systematic review and meta‐analysis (2017) (47)
- Electroconvulsive therapy and risk of dementia in patients with affective disorders: a cohort study. (2018) (47)
- Effect of recombinant Factor VIIa on outcome of acute variceal bleeding: an individual patient based meta-analysis of two controlled trials. (2014) (47)
- Lithium in Drinking Water and Incidence of Suicide: A Nationwide Individual-Level Cohort Study with 22 Years of Follow-Up (2017) (47)
- 3. Applied Logistic Regression. 2nd edn. David W. Hosmer and Stanley Lemeshow. Wiley, New York, 2000. No. of pages: xii+373. Price: £60.95. ISBN 0‐471‐35632‐8 (2002) (46)
- RISK FACTORS FOR PARVOVIRUS B19 INFECTION IN PREGNANCY (1999) (46)
- Adherence to lithium in naturalistic settings: results from a nationwide pharmacoepidemiological study. (2007) (46)
- A nonparametric test for comparing two samples where all observations are either left- or right-censored. (1995) (46)
- Normal tension glaucoma and Alzheimer disease: comorbidity? (2012) (45)
- Rates and predictors of remission, recurrence and conversion to bipolar disorder after the first lifetime episode of depression – a prospective 5-year follow-up study (2016) (45)
- Intestinal and Systemic Immune Responses to an Oral Cholera Toxoid B Subunit Whole-Cell Vaccine Administered during Zinc Supplementation (2003) (45)
- Acute and transient psychosis in old age and the subsequent risk of dementia: A nationwide register‐based study (2009) (45)
- Psychosocial and physical work environment, and risk of pelvic pain in pregnancy. A study within the Danish national birth cohort (2005) (43)
- History of applications of martingales in survival analysis. (2010) (43)
- Predictive effects of previous episodes on the risk of recurrence in depressive and bipolar disorders (2005) (43)
- Enduring increased risk of developing depression and mania in patients with dementia (2002) (42)
- Subtleties in the interpretation of hazard contrasts (2020) (42)
- Variance component models for survival data (1996) (42)
- Regression Analysis of Censored Data Using Pseudo-observations: An Update (2015) (42)
- Increased risk of affective disorder following hospitalisation with hyperthyroidism - a register-based study. (2005) (41)
- Nonparametric Estimation of Transition Intensities and Transition Probabilities: A Case Study of a Two‐State Markov Process (1989) (39)
- Checking hazard regression models using pseudo‐observations (2008) (39)
- A therapeutic index that predicts the individual effects of prednisone in patients with cirrhosis. (1985) (38)
- Maternal depression, antidepressant use in pregnancy and Apgar scores in infants (2013) (38)
- We should monitor human fecundity, but how? A suggestion for a new method that may also be used to identify determinants of low fecundity. (1999) (38)
- A changing relationship between disability and survival in the elderly population: differences by age. (2003) (38)
- Causal inference in survival analysis using pseudo‐observations (2017) (37)
- A Class of Goodness of Fit Tests for a Copula Based on Bivariate Right‐Censored Data (2005) (37)
- Physical Exercise During Pregnancy and the Risk of Preterm Birth: A Study Within the Danish National Birth Cohort (2008) (37)
- Do antidepressants precipitate youth suicide?: a nationwide pharmacoepidemiological study. (2006) (37)
- Genetic Influences on Incidence and Case-Fatality of Infectious Disease (2010) (37)
- Risk factors of coercion among psychiatric inpatients: a nationwide register-based cohort study (2017) (37)
- [Linear Nonparametric Tests for Comparison of Counting Processes, with Applications to Censored Survival Data]: Reply to Discussion (1982) (37)
- Atopic dermatitis in young children: diagnostic criteria for use in epidemiological studies based on telephone interviews. (2003) (36)
- Epidemiology of spinal pain in children: a study within the Danish National Birth Cohort (2019) (36)
- Salivary cortisol in unaffected twins discordant for affective disorder (2008) (36)
- Use of paracetamol, ibuprofen or aspirin in pregnancy and risk of cerebral palsy in the child. (2018) (36)
- Relative mortality of Type 1 (insulin-dependent) diabetes in Denmark: 1933–1981 (1985) (36)
- Occupational lifting during pregnancy and risk of fetal death in a large national cohort study. (2013) (36)
- An observational nationwide register based cohort study on lamotrigine versus lithium in bipolar disorder (2012) (36)
- Life insurance for insulin-dependent diabetics (1987) (34)
- Censoring, truncation and filtering in statistical models based on counting processes (1988) (33)
- Life years lost among patients with a given disease (2017) (33)
- Impact of age and sex on sudden cardiovascular death following myocardial infarction (2002) (33)
- Depression After First Hospital Admission for Acute Coronary Syndrome: A Study of Time of Onset and Impact on Survival. (2016) (32)
- Do antidepressants prevent suicide? (2006) (32)
- Personality and the Long-Term Outcome of First-Episode Depression: A Prospective 5-Year Follow-Up Study. (2016) (32)
- The galactose elimination capacity and mortality in 781 Danish patients with newly-diagnosed liver cirrhosis: a cohort study (2009) (32)
- Comparing predictions among competing risks models with time‐dependent covariates (2013) (32)
- Socioeconomic position and the risk of spontaneous abortion: a study within the Danish National Birth Cohort (2012) (32)
- Does glyceryl nitrate prevent post-ERCP pancreatitis? A prospective, randomized, double-blind, placebo-controlled multicenter trial. (2009) (32)
- Predictors of recurrence in affective disorder--analyses accounting for individual heterogeneity. (2000) (31)
- Updating of covariates and choice of time origin in survival analysis: problems with vaguely defined disease states (2002) (31)
- Advanced paternal age and childhood cancer in offspring: A nationwide register‐based cohort study (2017) (30)
- Socioeconomic disparities in birth weight and body mass index during infancy through age 7 years: a study within the Danish National Birth Cohort (2017) (30)
- Increased risk of developing diabetes in depressive and bipolar disorders? (2004) (30)
- Advanced paternal age and stillbirth rate: a nationwide register-based cohort study of 944,031 pregnancies in Denmark (2017) (29)
- Does shared family background influence the impact of educational differences on early mortality? (2012) (29)
- The Intracranial Distribution of Gliomas in Relation to Exposure From Mobile Phones: Analyses From the INTERPHONE Study. (2016) (29)
- Mode of Delivery according to Leisure Time Physical Activity before and during Pregnancy: A Multicenter Cohort Study of Low-Risk Women (2017) (29)
- Cause-specific measures of life years lost (2013) (28)
- Are the educational differences in incidence of cardiovascular disease explained by underlying familial factors? A twin study. (2014) (28)
- Case‐control study of genetic and environmental influences on premature death of adult adoptees (2002) (28)
- Estimating the Survival Function in the Proportional Hazards Regression Model: A Study of the Small Sample Size Properties (1996) (28)
- Joint Effect of Alcohol Consumption and Educational Level on Alcohol-related Medical Events: A Danish Register-based Cohort Study (2017) (27)
- Continued Antidepressant Treatment and Suicide in Patients with Depressive Disorder (2007) (27)
- The bone‐marrow infiltration pattern in B‐cell chronic lymphocytic leukemia is not an important prognostic factor (1996) (27)
- A note on the uncertainty of a survival probability estimated from Cox's regression model (1986) (26)
- The effects of maternal depression and use of antidepressants during pregnancy on risk of a child small for gestational age (2013) (26)
- Socioeconomic status and survival of cirrhosis patients: A Danish nationwide cohort study (2009) (26)
- Association between consistent purchase of anticonvulsants or lithium and suicide risk: a longitudinal cohort study from Denmark, 1995-2001. (2009) (25)
- Limitations in the Effect of Screening on Breast Cancer Mortality (2018) (25)
- Comparison of case‐cohort estimators based on data on premature death of adult adoptees (2003) (25)
- lillies: An R package for the estimation of excess Life Years Lost among patients with a given disease or condition (2020) (25)
- Determinants of complete remission induction and maintenance in chemotherapy with or without irradiation of small cell lung cancer. (1987) (24)
- Reproductive history and stage of breast cancer. (1999) (24)
- Trends in time to invasive examination and treatment from 2001 to 2009 in patients admitted first time with non-ST elevation myocardial infarction or unstable angina in Denmark (2014) (23)
- Events per variable for risk differences and relative risks using pseudo-observations (2014) (23)
- Genetic and familial environmental effects on suicide attempts: a study of Danish adoptees and their biological and adoptive siblings. (2014) (23)
- No increased risk of developing depression in diabetes compared to other chronic illness. (2003) (23)
- Lithium in drinking water and the incidence of bipolar disorder: A nation‐wide population‐based study (2017) (23)
- Premature death of adult adoptees: Analyses of a case‐cohort sample (2005) (22)
- Incidence of, Risk Factors for, and Changes Over Time in Treatment-Resistant Depression in Denmark: A Register-Based Cohort Study. (2018) (22)
- Contribution of income and job strain to the association between education and cardiovascular disease in 1.6 million Danish employees (2019) (22)
- Treatment with antidepressants in patients with dementia – a nationwide register-based study (2006) (22)
- Epidemiological studies of diabetes mellitus in Denmark: 3. Clinical characteristics and incidence of diabetes among males aged 0 to 19 years (1983) (22)
- Delusional disorder in old age and the risk of developing dementia–a nationwide register-based study (2008) (22)
- Analysis of time‐to‐event for observational studies: Guidance to the use of intensity models (2020) (22)
- Genetic and Environmental Effects on Mortality Before Age 70 Years (2008) (22)
- Variations in 5-HTTLPR: Relation to familiar risk of affective disorder, life events, neuroticism and cortisol (2010) (21)
- Multivariate competing risks. (1999) (21)
- Measuring Prognosis Using the Proportional Hazards Model (1983) (21)
- Risk of recurrence after a single manic or mixed episode – a systematic review and meta‐analysis (2018) (21)
- Treatment with antidepressants and lithium is associated with increased risk of treatment with antiparkinson drugs: a pharmacoepidemiological study (2006) (21)
- Increasing incidence of early onset Type 1 (insulin-dependent) diabetes mellitus: a study of Danish male birth cohorts (1992) (21)
- Psychiatric admissions and choice of abortion. (1986) (20)
- Patient‐controlled hospital admission for patients with severe mental disorders: a nationwide prospective multicentre study (2018) (20)
- Lithium and renal and upper urinary tract tumors – results from a nationwide population‐based study (2015) (20)
- Prognostic evaluation in alcoholic cirrhosis. (2009) (19)
- Modeling marginal features in studies of recurrent events in the presence of a terminal event (2019) (19)
- Subtleties in the interpretation of hazard ratios (2018) (19)
- Sostrup statement on low birthweight. (2003) (19)
- Cardiovascular risk factor profile in subjects with familial predisposition to myocardial infarction in Denmark. (1997) (19)
- Genetic and Familial Environmental Effects on Suicide – An Adoption Study of Siblings (2013) (19)
- Adjustment for misclassification in studies of familial aggregation of disease using routine register data (2002) (19)
- Does Pregnancy Induce the Shedding of Premalignant Ovarian Cells? (2003) (19)
- Nonlinear relation between alcohol intake and high-density lipoprotein cholesterol level: results from the Copenhagen City Heart Study. (2003) (18)
- Mid- to late-life migraine diagnoses and risk of dementia: a national register-based follow-up study (2020) (18)
- Diagnostic stability in pediatric bipolar disorder. (2015) (18)
- A nation-wide population-based longitudinal study mapping physical diseases in patients with bipolar disorder and their siblings. (2020) (18)
- Use of antiparkinsonian drugs in Denmark: Results from a nationwide pharmacoepidemiological study (2006) (18)
- Socio-demographic and clinical risk factors of treatment-resistant depression: A Danish population-based cohort study. (2020) (18)
- Event dependent sampling of recurrent events (2010) (17)
- The clinical course of alcoholic cirrhosis: effects of hepatic metabolic capacity, alcohol consumption, and hyponatremia – a historical cohort study (2012) (17)
- Relation between treatment efficacy and cumulative dose of alpha interferon in chronic hepatitis B. European Concerted Action on Viral Hepatitis (Eurohep). (1996) (17)
- New drug candidates for bipolar disorder—A nation‐wide population‐based study (2019) (17)
- Mortality patterns during a war in Guinea-Bissau 1998-99: changes in risk factors? (2006) (17)
- Generalized Additive Models applied to analysis of the relation between amount and type of alcohol and all-cause mortality (2004) (16)
- Sudden cardiovascular death following myocardial infarction: the importance of left ventricular systolic dysfunction and congestive heart failure. (2005) (16)
- Recurrence of affective disorder. (2001) (16)
- On the Validity of the Case-Time-Control Design for Autocorrelated Exposure Histories (2014) (16)
- Dynamic path analysis in life-course epidemiology. (2011) (16)
- Cohort profile: the Social Inequality in Cancer (SIC) cohort study. (2014) (15)
- Multi-state models (2002) (15)
- Occupational lifting during pregnancy and child's birth size in a large cohort study. (2014) (15)
- Socio-economic functioning in patients with bipolar disorder and their unaffected siblings – results from a nation-wide population-based longitudinal study (2021) (15)
- Shared Frailty Model for Left-Truncated Multivariate Survival Data (2004) (15)
- Are rates of pediatric bipolar disorder increasing? Results from a nationwide register study (2014) (15)
- Social inequality in breast, lung and colorectal cancers: a sibling approach (2013) (14)
- Survival Analysis, Overview (2005) (14)
- Depression following acute coronary syndrome: a Danish nationwide study of potential risk factors (2016) (14)
- Treatment with antiparkinson and antidepressant drugs: A register‐based, pharmaco‐epidemiological study (2007) (14)
- Authors' reply: Risk factors for miscarriage from a prevention perspective: a nationwide follow‐up study (2014) (14)
- Increased risk of treatment with antidepressants in stroke compared with other chronic illness (2007) (13)
- Estimating a population cumulative incidence under calendar time trends (2017) (13)
- Matched survival data in a co-twin control design (2014) (13)
- Effect of proton pump inhibitors on the risk and prognosis of infections in patients with cirrhosis and ascites (2019) (13)
- Evaluation of estimation bias in an illness-death-emigration model (1985) (11)
- Increased rate of treatment with antidepressants in patients with multiple sclerosis (2008) (11)
- Tumor cell concentration and tumor burden in relation to histopathologic subtype and other prognostic factors in early stage Hodgkin's disease. The Danish National Hodgkin Study Group. (1990) (11)
- Does the association between broken partnership and first time myocardial infarction vary with time after break-up? (2013) (11)
- A nationwide population‐based longitudinal study mapping psychiatric disorders during lifetime in siblings to patients with bipolar disorder (2020) (11)
- Ethnic differences in the risk of caesarean section: a Danish population-based register study 2004–2015 (2019) (10)
- Spinal pain in pre-adolescence and the relation with screen time and physical activity behavior (2021) (10)
- Treatment-resistant depression and risk of all-cause mortality and suicidality in Danish patients with major depression. (2021) (10)
- The effect of rehabilitation on health‐care utilisation in COPD patients in Copenhagen (2014) (10)
- Does the association of education with breast cancer replicate within twin pairs? A register-based study on Danish female twins (2011) (10)
- Positive and negative aspects of social relations and low-grade inflammation in Copenhagen Aging and Midlife Biobank (2020) (9)
- Survival and Event History Analysis (2007) (9)
- The effectiveness of structured personal care of type 2 diabetes on recurrent outcomes: a 19 year follow-up of the study Diabetes Care in General Practice (DCGP) (2014) (9)
- Alcohol-related morbidity and mortality within siblings. (2015) (9)
- Flowgraph Models for Multistate Time-to-Event Data (2006) (9)
- Predictive effects of previous episodes on the risk of recurrence in depressive and bipolar disorders (2005) (9)
- Regression analysis in an illness-death model with interval-censored data: A pseudo-value approach (2020) (9)
- Increased relative risk of subsequent affective disorders in patients with a hospital diagnosis of obesity (2006) (9)
- A competing risks approach to “biologic” interaction (2015) (9)
- Regression Modeling: Methods, Theory, and Computation with SAS (2010) (9)
- Prognostic Value of 18F–FDG–PET Parameters in Patients with Small Cell Lung Cancer: A Meta-Analysis and Review of Current Literature (2021) (8)
- Early childhood vaccination and subsequent mortality or morbidity: are observational studies hampered by residual confounding? A Danish register-based cohort study (2019) (8)
- Stress diagnoses in midlife and risk of dementia: a register-based follow-up study (2020) (8)
- Non‐parametric estimation and model checking procedures for marginal gap time distributions for recurrent events (2007) (8)
- Misspecified poisson regression models for large‐scale registry data: inference for ‘large n and small p’ (2016) (8)
- Use of lithium and anticonvulsants and the rate of chronic kidney disease: a nation-wide population-based study (2017) (8)
- Repeated events and total time on test (2008) (8)
- Time‐Dependent Covariate (2005) (8)
- Inference Methods for Correlated Left Truncated Lifetimes: Parent and Offspring Relations in an Adoption Study (2006) (8)
- Parkinson's disease and antidepressant drug treatment: a case-register study. (2007) (8)
- Variance Components Models for Survival DataJ (1996) (8)
- Cohabitation patterns among patients with severe psychiatric disorders in the entire Danish population (2012) (7)
- Nonparametric Hypothesis Testing (1993) (7)
- A nation-wide population-based longitudinal study on life expectancy and cause specific mortality in patients with bipolar disorder and their siblings. (2021) (7)
- Determinants of Binge Drinking among Adolescents in Denmark (2013) (7)
- Patient-controlled hospital admission for patients with severe mental disorders: study protocol for a nationwide prospective multicentre study (2016) (7)
- Goodness of fit tests for estimating equations based on pseudo-observations (2019) (7)
- Modelling excess mortality of the unemployed: choice of scale and extra-Poisson variability. (1990) (7)
- A finite-state continuous-time approach for inferring regional migration and mortality rates from conventional and archival tagging experiments (2007) (7)
- Estimation of variance in Cox ' s regression model with gamma frailties (1995) (7)
- Social and ethnic disparities in stillbirth and infant death in Denmark, 2005–2016 (2021) (6)
- Cumulative risk regression in case–cohort studies using pseudo-observations (2020) (6)
- The impact of the initial and second national COVID-19 lockdowns on mental health in young people with and without pre-existing depressive symptoms (2022) (6)
- On the application of the theory of counting processes in the statistical analysis of censored survival data (1982) (6)
- Socio-economic position and time trends in invasive management and case fatality after acute myocardial infarction in Denmark. (2016) (6)
- Event History Analysis in Continuous Time (2001) (6)
- A note on pseudo‐observations and left‐truncation (2018) (5)
- Filtered renewal processes with a two-sided impact function (1979) (5)
- The average noise from a Poisson stream of vehicles (1977) (5)
- Risk factors of post-discharge under-five mortality among Danish children 1997-2016: A register-based study (2019) (5)
- Does access to invasive examination and treatment influence socioeconomic differences in case fatality for patients admitted for the first time with non-ST-elevation myocardial infarction or unstable angina? (2016) (5)
- Increased rate of treatment with antidepressants in patients with epilepsy (2007) (5)
- Early-life programming of pain sensation? Spinal pain in pre-adolescents with pain experience in early life (2019) (5)
- Intervening on the storage time of RBC units and its effects on adverse recipient outcomes using real-world data (2022) (5)
- Modelling covariate adjusted mortality relative to a standard population. (1999) (5)
- Impact of chronic diseases on effect of breast cancer screening (2020) (4)
- [Should all younger patients with breast cancer be offered adjuvant cytotoxic chemotherapy?]. (2000) (4)
- Methodological challenges in the analysis of recurrent events for randomised controlled trials with application to cardiovascular events in LEADER (2021) (4)
- [Leisure time physical exercise during pregnancy and the risk of miscarriage: a study within the Danish National Birth Cohort--secondary publication]. (2008) (4)
- Are familial factors underlying the association between socioeconomic position and prescription medicine? A register-based study on Danish twins (2013) (4)
- Too much? Mortality and health service utilisation among Danish children 1999-2016: A register-based study (2019) (4)
- Excess Mortality Rate During Adulthood Among Danish Adoptees (2010) (4)
- Prenatal Exposure to Fever and Infections and Academic Performance: A Multilevel Analysis (2017) (4)
- Weight trajectories and disordered eating behaviours in 11- to 12-year-olds: A longitudinal study within the Danish National Birth Cohort. (2019) (4)
- [The risk of affective disorders among patients with adrenocortical insufficiency: secondary publication]. (2007) (4)
- The Impact of Comorbid Depression on Educational Inequality in Survival after Acute Coronary Syndrome in a Cohort of 83 062 Patients and a Matched Reference Population (2015) (4)
- Prenatal Exposure to Maternal Bereavement and Childbirths in the Offspring: A Population-Based Cohort Study (2014) (4)
- Longitudinal Analysis of Labor Market Data: Statistical models for longitudinal labor market data based on counting processes (1985) (4)
- Pregnancy in women with MS: Impact on long-term disability accrual in a nationwide Danish Cohort (2021) (4)
- Alternative outcome types and link functions (2010) (3)
- Analyzing differences between restricted mean survival time curves using pseudo-values (2020) (3)
- Authors’ Response to: Moderate alcohol intake during pregnancy and risk of fetal death (2012) (3)
- Energy adjustment methods applied to alcohol analyses. (2003) (3)
- 1. Generalized estimating equations. James W. Hardin and Joseph M. Hilbe, Chapman and Hall/CRC, Boca Raton, 2003. No. of pages: xiii + 222 pp. Price: $79.95. ISBN 1‐58488‐307‐3 (2004) (3)
- [Fever in pregnancy and risk of fetal death. Results from the Better Health for Mother and Child-project]. (2004) (3)
- Correction: Genetic and Familial Environmental Effects on Suicide – An Adoption Study of Siblings (2014) (3)
- A shared frailty model for case‐cohort samples: Parent and offspring relations in an adoption study (2010) (3)
- Model Specification and Censoring (1993) (3)
- Adjustment for age at first birth in etiologic studies of breast cancer involving exposures that may effect age at first birth. (1999) (3)
- [The course of affective disorders--a registry study]. (1999) (3)
- Motion under graviditeten og risikoen for spontan abort. Sekundærpublikation (2008) (3)
- Stratification for smoking in case-cohort studies of genetic polymorphisms and lung cancer. (2009) (3)
- The impact of the initial and 2nd national COVID-19 lockdown on mental health in young people with and without pre-existing depressive symptoms (2021) (3)
- Regularity of traffic noise signals (1982) (3)
- A note on filtered Markov renewal processes (1981) (3)
- Hazard Regression Models (2011) (2)
- Predictive factors for the severity of congestive heart failure after an epirubicin-based treatment for metastatic breast cancer. (2010) (2)
- 1. Design and Analysis of Cluster Randomization Trials in Health Research. Allan Donner and Neil Klar, Arnold, London, 2000. No. of pages: x+178. Price:£35.ISBN 0‐340‐691530 (2002) (2)
- Association of Oxidative Stress-Induced Nucleic Acid Damage With Psychiatric Disorders in Adults: A Systematic Review and Meta-analysis. (2022) (2)
- Fifty Years with the Cox Proportional Hazards Regression Model (2022) (2)
- A marginal structural model for recurrent events in the presence of time‐dependent confounding: non‐specific effects of vaccines on child hospitalisations (2016) (2)
- Creating a reference to a complex emergency situation using time series methods: war in Guinea-Bissau 1998–1999 (2005) (2)
- Time-Dependent Covariate† (2014) (2)
- The Impact of the Initial and 2 nd National COVID-19 Lockdown on Mental Health in Young People with and Without Pre-Existing Depressive Symptoms (2021) (2)
- The match between need and use of health services among healthy under-fives in Denmark: A register-based national cohort study (2020) (2)
- Event History Analysis (2005) (2)
- Correction: Prenatal Exposure to Maternal Bereavement and Childbirths in the Offspring: A Population-Based Cohort Study (2015) (2)
- The Counting Process Approach to the Statistical Analysis of Labour Force Dynamics (1984) (2)
- Multiple regression, the linear predictor (2010) (2)
- A Note on the Measurement of Socioeconomic Inequalities in Life Years Lost by Cause of Death. (2019) (2)
- Estimating the effect of donor sex on red blood cell transfused patient mortality: A retrospective cohort study using a targeted learning and emulated trials-based approach (2022) (2)
- 1000 THE CLINICAL COURSE OF ALCOHOLIC LIVER CIRRHOSIS: A DANISH POPULATION-BASED STUDY (2009) (1)
- Characteristics of COPD Patients Enrolled into Rehabilitation Programme in Copenhagen (2013) (1)
- Discussion of Paper by D. Oakes (1981) (1)
- MODELING COVARIATE ADJUSTED MORTALITY RELATIVE TO A STANDARD POPULATION : DOES BONE MARROW TRANSPLANTATION PROVIDE A CURE ? (1998) (1)
- Accounting for Pregnacy Dependence in Epidemiologic Studies of Pregnancy Outcomes (1998) (1)
- Clinical Epidemiological and Statistical Challenges in Defining, Recording and Analysing Endpoints (2010) (1)
- Model building: From purpose to conclusion (2010) (1)
- Practice of Epidemiology Dynamic Path Analysis in Life-Course Epidemiology (2011) (1)
- Epirubicin (E) cardiac toxicity: A retrospective analysis of 1,097 patients (pts) treated for metastatic breast cancer (MBC) (2007) (1)
- Counting Processes (2020) (1)
- Hazard Ratio Estimator (2005) (1)
- Editorial: Recent developments in survival analysis (2010) (1)
- A causal inference approach to compare leukaemia treatment outcome in the absence of randomization and with dependent censoring. (2021) (1)
- Error in Author Affiliations. Use of lithium and anticonvulsants and the rate of chronic kidney disease: a nationwide population-based study. (2016) (1)
- The design and analysis of clinical experiments, J. L. Fleiss, Wiley, Chichester, 1986. Number of pages: xiv + 432, price: £38.35/$55.00 (1988) (1)
- PostersDemography, Epidemiology, Registries, and Health Economy (2010) (1)
- Discussion of "A formal causal interpretation of the case-crossover design". (2022) (1)
- A Note on the Measurement of Socioeconomic Inequalities in Life Years Lost by Cause of Death. (2019) (1)
- Recurrent event analyses (2010) (1)
- Survival Analysis: Introduction (2015) (1)
- Delayed age at transfer of adoptees to adoptive parents is associated with increased mortality irrespective of social class of the adoptive parents: a cohort study (2018) (1)
- Pseudo-observations for competing risks with covariate dependent censoring (2013) (0)
- Attention deficit/hyperactivity disorder in children following in utero fever exposureJulie Werenberg Dreier (2015) (0)
- Authors' reply (2014) (0)
- Reply: (2010) (0)
- 753 THE GALACTOSE ELIMINATION CAPACITY AND MORTALITY IN 781 DANISH PATIENTS WITH NEWLY- DIAGNOSED LIVER CIRRHOSIS: A COHORT STUDY (2009) (0)
- Maternal stress during pregnancy and gestational duration: A cohort study from the Danish National Birth Cohort (2022) (0)
- Are prenatal infections making us dumber? Sibling analyses of the association between fever and common infections in pregnancy and academic performance in the offspring (2016) (0)
- Commentary: Secular trends in the context of competing risks. (2001) (0)
- Socioeconomic patterns and pathways in inequality in development of childhood overweight (2012) (0)
- Statistics in epidemiology (2010) (0)
- [233] GALACTOSE ELIMINATION CAPACITY IS A PREDICTOR OF SURVIVAL TIME IN PATIENTS WITH CIRRHOSIS OF THE LIVER (2007) (0)
- Survival AnalysisBased in part on the article “Survival analysis” by Per Kragh Andersen, which appeared in the Encyclopedia of Environmetrics. (2013) (0)
- What is Normalcy?Lifetime Incidence and Socio-Economic Implications of Mental Illness: A Nationwide Population-Based Cohort Study (2022) (0)
- Prenatal exposure to maternal bereavement and fertility: a population-based cohort study (2014) (0)
- Censored Data and Clinical Trials (2014) (0)
- Editorial: To the memory of John P. Klein (2015) (0)
- Modeling marginal features in studies of recurrent events in the presence of a terminal event (2019) (0)
- Exponential Distribution as a Survival Model (2014) (0)
- Epidemiology. Study Design and Data Analysis. Mark Woodward. Chapman and Hall/CRC, London, 1999. No. of pages: 699. Price: £79.95. ISBN 0‐8493‐0398 (2001) (0)
- Comment on: Sibship characteristics and risk of allergic rhinitis and asthma. Authors' reply (2006) (0)
- ADHD in children following in utero fever exposure: The impact of timing (2015) (0)
- Social, demographic and health characteristics of men fathering children at different ages (2021) (0)
- ECP Abstracts (2018) (0)
- Positive and negative aspects of social relations and low-grade inflammation in Copenhagen Aging and Midlife Biobank (2020) (0)
- University of Southern Denmark Lithium in Drinking Water and Incidence of Suicide A Nationwide Individual-Level Cohort Study with 22 Years of Follow-Up (2017) (0)
- Multivariate Time Scales (1993) (0)
- Visualising survival data regression models using pseudo-observations (2008) (0)
- 12. Censored Data (2014) (0)
- Attention deficit/hyperactivity disorder in children following in utero fever exposure: The impact of timing. (2015) (0)
- One categorical covariate (2010) (0)
- Response to the comments on ‘Continuation of lithium after a diagnosis of chronic kidney disease’ (2018) (0)
- Contrast-enhanced ultrasound compared with computed tomography, magnetic resonance imaging, and positron emission tomography-computed tomography for diagnosing liver metastases in people with newly diagnosed colorectal cancer (2020) (0)
- Five socioeconomic measures and preterm birth: A study within the Danish National Birth Cohort (2007) (0)
- 288 COMORBIDITY AND SURVIVAL OF DANISH CIRRHOSIS PATIENTS - A NATIONWIDE POPULATION-BASED COHORT STUDY (2008) (0)
- Syddansk Universitet Socioeconomic disparities in birth weight and body mass index during infancy through age 7 years a study within the Danish National Birth Cohort (2017) (0)
- Niels Keiding (1944–2022) (2022) (0)
- Statistical analysis of life time data in the veterinary sciences. (1988) (0)
- 198 SOCIOECONOMIC STATUS AND MORTALITY AMONG CIRRHOSIS PATIENTS: A DANISH NATIONWIDE COHORT STUDY (2009) (0)
- Expected life years compared to the general population (2023) (0)
- Authors' reply (2013) (0)
- Events per variable for risk differences and relative risks using pseudo-observations (2014) (0)
- The clinical course of alcoholic cirrhosis: effects of hepatic metabolic capacity, alcohol consumption, and hyponatremia – a historical cohort study (2012) (0)
- Prognosis of Traumatic Dental Injuries: Statistical Considerations (2019) (0)
- Inference for transition probabilities in non-Markov multi-state models (2022) (0)
- A TWO-SIDED IMPACT FUNCTION (1979) (0)
- Dealing with Competing Risks in survival analysis (2017) (0)
- 721 INCIDENCE OF HEPATOCELLULAR CARCINOMA IN ALCOHOLIC CIRRHOSIS (2012) (0)
- Niels Keiding 70 years (2015) (0)
- Editorial: To the memory of John P. Klein (2015) (0)
- Authors' reply (2011) (0)
- Proportional Hazards, Overview (2005) (0)
- Editorial (2002) (0)
- Syddansk Universitet Lithium in Drinking Water and Incidence of Suicide A Nationwide Individual-Level Cohort Study with 22 Years of Follow-Up (2017) (0)
- Effectiveness of medical treatment for bipolar disorder regarding suicide, self-harm and psychiatric hospital admission: between- and within-individual study on Danish national data (2022) (0)
- Risk of late stage breast cancer following a childbirth (1999) (0)
- A point process model for the spatial distribution of brain tumours in relation to exposure from mobile phones ( Short : Point process model for brain tumours and mobile phones ) (2014) (0)
- 2102 ORAL New insights in epirubicin (E) cardiac toxicity. An analysis of 1097 patients (pts) treated for metastatic breast cancer (MBC) (2007) (0)
- Affective disorders in neurological diseases: a register based study (2002) (0)
- Analysis of change over time. (1989) (0)
- Lithium and Dementia-Reply. (2018) (0)
- Mental health and physical activity in vocational education and training schools students: a population-based survey (2021) (0)
- Binge Drinking of Alcohol and Risk of Fetal Death (2006) (0)
- Matched survival data in a co-twin control design (2013) (0)
- P.026 Socio-demographic and clinical risk factors of treatment-resistant depression: a danish population-based cohort study (2019) (0)
- Iconographies supplémentaires de l'article : Does glyceryl nitrate prevent post-ERCP pancreatitis? A prospective, randomized, double-blind, placebo-controlled multicenter trial (2011) (0)
- Increased rate of treatment of antidepressant in patients with epilepsy (2007) (0)
- Contribution to the discussion of ‘Survival models and health sequences’ by W. Dempsey and P. McCullagh (2018) (0)
- Goodness of fit tests for estimating equations based on pseudo-observations (2018) (0)
- SURVIVAL ANALYSIS: A PRACTICAL APPROACH. M. K. B. Parmar and D. Machin, Wiley, Chichester, 1995. No. of pages: 255. Price: £29⋅95. ISBN: 0‐471‐93460‐5 (1997) (0)
- Type-Specific Covariates in Survival Analysis (2005) (0)
- Authors' reply. (2013) (0)
- Multivariate Cox Regression Model (2006) (0)
- Different Match Strategies on Smoking in Studies of Genetic Polymorphisms and Lung Cancer (2007) (0)
- Survival patterns according to age and treatment among breast cancer patients (1998) (0)
- Occupational carrying of loads during pregnancy and the risk of fetal loss (2011) (0)
- Toward a Comprehensive, Integrated Framework for Advanced Statistical Analyses of Observational Studies (19w5198) (2019) (0)
- Educational inequality in alcohol-attributable events: A Danish register-based cohort studyIngelise Andersen (2016) (0)
- The effects of maternal depression and use of antidepressants during pregnancy on risk of a child small for gestational age (2013) (0)
- Do Invasive Treatment and Time Waited Influence Socioeconomic Differences in Mortality for Patients Admitted First Time with Non St-Elevation Myocardial Infarction? (2014) (0)
- Type-Specific Covariates in Survival Analysis† (2014) (0)
- Niels Keiding 70 years (2015) (0)
- Westergaard et al. Respond to “Sibship Effects and a Call for a Comparative Disease Approach” (2005) (0)
- One quantitative covariate (2010) (0)
- Contribution to the discussion of ‘Survival models and health sequences’ by W. Dempsey and P. McCullagh (2018) (0)
- Bivariate pseudo-observations for recurrent event analysis with terminal events (2021) (0)
- A competing risks approach to “biologic” interaction (2015) (0)
- Pseudo-observations (TG8) (2019) (0)
- Mathematical Background (2021) (0)
- Total Time on Test (2005) (0)
This paper list is powered by the following services:
What Schools Are Affiliated With Per K Andersen?
Per K Andersen is affiliated with the following schools:
