Ben Van Calster

Q: What Schools Are Affiliated With Ben Van Calster

Ben Van Calster is affiliated with the following schools: Boston University, University of Oxford, KU Leuven, Stanford University, Leiden University

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Ben Van Calster

Computer Science

#7526

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#7924

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Computational Linguistics

#1514

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#1531

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Machine Learning

#2798

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#2833

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Artificial Intelligence

#3094

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#3140

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Computer Science

Ben Van Calster's Degrees

Bachelors Computer Science University of Oxford

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Ben Van Calster's Published Works

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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

Prediction models for diagnosis and prognosis of covid-19: systematic review and critical appraisal (2020) (1757)
A systematic review shows no performance benefit of machine learning over logistic regression for clinical prediction models. (2019) (769)
Prediction models for diagnosis and prognosis of covid-19 infection: systematic review and critical appraisal (2020) (748)
Net benefit approaches to the evaluation of prediction models, molecular markers, and diagnostic tests (2016) (540)
Calibration: the Achilles heel of predictive analytics (2019) (494)
Simple ultrasound‐based rules for the diagnosis of ovarian cancer (2008) (447)
Logistic regression model to distinguish between the benign and malignant adnexal mass before surgery: a multicenter study by the International Ovarian Tumor Analysis Group. (2005) (441)
A calibration hierarchy for risk models was defined: from utopia to empirical data. (2016) (411)
Reporting and Interpreting Decision Curve Analysis: A Guide for Investigators. (2018) (401)
Antenatal Maternal Anxiety is Related to HPA-Axis Dysregulation and Self-Reported Depressive Symptoms in Adolescence: A Prospective Study on the Fetal Origins of Depressed Mood (2008) (345)
A simple, step-by-step guide to interpreting decision curve analysis (2019) (303)
Evaluating the risk of ovarian cancer before surgery using the ADNEX model to differentiate between benign, borderline, early and advanced stage invasive, and secondary metastatic tumours: prospective multicentre diagnostic study (2014) (302)
Justify your alpha (2018) (289)
Prognosis of women with primary breast cancer diagnosed during pregnancy: results from an international collaborative study. (2013) (248)
Pregnancy of unknown location: a consensus statement of nomenclature, definitions, and outcome. (2011) (242)
Long-term cognitive and cardiac outcomes after prenatal exposure to chemotherapy in children aged 18 months or older: an observational study. (2012) (232)
Treatment of breast cancer during pregnancy: an observational study. (2012) (226)
Endometriomas: their ultrasound characteristics (2010) (222)
Antenatal Maternal Anxiety is Related to HPA-Axis Dysregulation and Self-Reported Depressive Symptoms in Adolescence: A Prospective Study on the Fetal Origins of Depressed Mood (2008) (211)
Discrimination between benign and malignant adnexal masses by specialist ultrasound examination versus serum CA-125. (2007) (210)
Predicting the risk of malignancy in adnexal masses based on the Simple Rules from the International Ovarian Tumor Analysis group. (2016) (200)
Oncological management and obstetric and neonatal outcomes for women diagnosed with cancer during pregnancy: a 20-year international cohort study of 1170 patients. (2018) (181)
Ovarian cancer prediction in adnexal masses using ultrasound‐based logistic regression models: a temporal and external validation study by the IOTA group (2010) (179)
Assessing the incremental value of diagnostic and prognostic markers: a review and illustration (2012) (177)
Presurgical diagnosis of adnexal tumours using mathematical models and scoring systems: a systematic review and meta-analysis. (2014) (177)
Improving strategies for diagnosing ovarian cancer: a summary of the International Ovarian Tumor Analysis (IOTA) studies (2013) (165)
The impact of complaints procedures on the welfare, health and clinical practise of 7926 doctors in the UK: a cross-sectional survey (2015) (164)
Subjective assessment versus ultrasound models to diagnose ovarian cancer: A systematic review and meta-analysis. (2016) (160)
Protocol for development of a reporting guideline (TRIPOD-AI) and risk of bias tool (PROBAST-AI) for diagnostic and prognostic prediction model studies based on artificial intelligence (2021) (154)
Calibration of Risk Prediction Models (2015) (146)
Clinical study investigating the role of lymphadenectomy, surgical castration and adjuvant hormonal treatment in endometrial stromal sarcoma (2007) (143)
Prospective study to assess short-term intra-articular and tenosynovial changes in the aromatase inhibitor-associated arthralgia syndrome. (2008) (132)
Subjective assessment by ultrasound is superior to the risk of malignancy index (RMI) or the risk of ovarian malignancy algorithm (ROMA) in discriminating benign from malignant adnexal masses. (2012) (128)
Systematic review and critical appraisal of prediction models for diagnosis and prognosis of COVID-19 infection (2020) (107)
Randomized Trial of Fetal Surgery for Severe Left Diaphragmatic Hernia (2021) (99)
Inclusion of CA-125 does not improve mathematical models developed to distinguish between benign and malignant adnexal tumors. (2007) (98)
Strategies to diagnose ovarian cancer: new evidence from phase 3 of the multicentre international IOTA study (2014) (98)
Prospective Internal Validation of Mathematical Models to Predict Malignancy in Adnexal Masses: Results from the International Ovarian Tumor Analysis Study (2009) (96)
Multicentre external validation of IOTA prediction models and RMI by operators with varied training (2013) (95)
A simulation study of sample size demonstrated the importance of the number of events per variable to develop prediction models in clustered data. (2015) (89)
Integrating pretreatment diffusion weighted MRI into a multivariable prognostic model for head and neck squamous cell carcinoma. (2014) (89)
Axillary lymph node status of operable breast cancers by combined steroid receptor and HER-2 status: triple positive tumours are more likely lymph node positive (2008) (87)
Machine learning algorithms performed no better than regression models for prognostication in traumatic brain injury. (2020) (85)
Prediction of ectopic pregnancy in women with a pregnancy of unknown location (2007) (85)
Poor performance of clinical prediction models: the harm of commonly applied methods. (2017) (85)
Clinical implications of intra‐ and interobserver reproducibility of transvaginal sonographic measurement of gestational sac and crown–rump length at 6–9 weeks' gestation (2011) (84)
External Validation of Mathematical Models to Distinguish Between Benign and Malignant Adnexal Tumors: A Multicenter Study by the International Ovarian Tumor Analysis Group (2007) (82)
Risk of complications in patients with conservatively managed ovarian tumours (IOTA5): a 2-year interim analysis of a multicentre, prospective, cohort study. (2019) (80)
Self-reported symptoms of depressed mood, trait anxiety and aggressive behavior in post-pubertal adolescents: Associations with diurnal cortisol profiles (2008) (79)
External Validation of Diagnostic Models to Estimate the Risk of Malignancy in Adnexal Masses (2011) (78)
Rationalizing the follow-up of pregnancies of unknown location. (2007) (77)
Evaluation of Markers and Risk Prediction Models (2013) (76)
Predictive analytics in health care: how can we know it works? (2019) (75)
Neoadjuvant chemotherapy followed by interval debulking surgery in patients with serous endometrial cancer with transperitoneal spread (stage IV): a new preferred treatment? (2009) (75)
Three myths about risk thresholds for prediction models (2019) (73)
Practical guidance for applying the ADNEX model from the IOTA group to discriminate between different subtypes of adnexal tumors (2015) (73)
General obstetrics: Failing pregnancies of unknown location: a prospective evaluation of the human chorionic gonadotrophin ratio (2006) (72)
Prognostic impact of baseline serum C‐reactive protein in patients with metastatic renal cell carcinoma (RCC) treated with sunitinib (2014) (71)
Key steps and common pitfalls in developing and validating risk models (2017) (70)
Adding a single CA 125 measurement to ultrasound imaging performed by an experienced examiner does not improve preoperative discrimination between benign and malignant adnexal masses (2009) (66)
Predicting the outcome of pregnancies of unknown location: Bayesian networks with expert prior information compared to logistic regression. (2006) (64)
Defining safe criteria to diagnose miscarriage: prospective observational multicentre study (2015) (64)
A multicenter prospective external validation of the diagnostic performance of IOTA simple descriptors and rules to characterize ovarian masses. (2013) (61)
Assessing the discriminative ability of risk models for more than two outcome categories (2012) (61)
Diurnal cortisol profiles and evening cortisol in post-pubertal adolescents scoring high on the Children's Depression Inventory (2009) (61)
An alternative substantive factor structure of the emotional autonomy scale (2005) (60)
Sample size considerations and predictive performance of multinomial logistic prediction models (2019) (60)
Randomized Trial of Fetal Surgery for Moderate Left Diaphragmatic Hernia (2021) (60)
Evaluating the risk of ovarian cancer before surgery using the ADNEX model: a multicentre external validation study (2016) (58)
Predicting successful vaginal birth after Cesarean section using a model based on Cesarean scar features examined by transvaginal sonography (2013) (57)
Triple negative breast cancer: clinical characteristics in the different histological subtypes. (2013) (57)
Ultrasound characteristics of endometrial cancer as defined by International Endometrial Tumor Analysis (IETA) consensus nomenclature: prospective multicenter study (2017) (57)
A validation of the most commonly used protocol to predict the success of single-dose methotrexate in the treatment of ectopic pregnancy. (2007) (57)
Risk prediction with machine learning and regression methods (2014) (56)
Extending the c‐statistic to nominal polytomous outcomes: the Polytomous Discrimination Index (2012) (55)
Relationship between age and axillary lymph node involvement in women with breast cancer. (2009) (54)
Post-traumatic stress, anxiety and depression following miscarriage and ectopic pregnancy: a multi-center, prospective, cohort study. (2019) (53)
A comparison between an ultrasound based prediction model (LR2) and the risk of ovarian malignancy algorithm (ROMA) to assess the risk of malignancy in women with an adnexal mass. (2013) (52)
Triaging women with ovarian masses for surgery: observational diagnostic study to compare RCOG guidelines with an International Ovarian Tumour Analysis (IOTA) group protocol (2012) (52)
Qualitative assessment of the progesterone receptor and HER2 improves the Nottingham Prognostic Index up to 5 years after breast cancer diagnosis. (2010) (52)
A spline-based tool to assess and visualize the calibration of multiclass risk predictions (2015) (52)
There is no role for uterine curettage in the contemporary diagnostic workup of women with a pregnancy of unknown location. (2006) (51)
Validation of models to diagnose ovarian cancer in patients managed surgically or conservatively: multicentre cohort study (2020) (50)
Impact of predictor measurement heterogeneity across settings on the performance of prediction models: A measurement error perspective (2018) (50)
Do levels of serum cancer antigen 125 and creatine kinase predict the outcome in pregnancies of unknown location? (2005) (50)
Net reclassification improvement and integrated discrimination improvement require calibrated models: relevance from a marker and model perspective (2014) (50)
Does the presence of a Caesarean section scar affect implantation site and early pregnancy outcome in women attending an early pregnancy assessment unit? (2013) (49)
Performance of the American College of Obstetricians and Gynecologists' ovarian tumor referral guidelines with a multivariate index assay. (2011) (48)
An evidence-based laparoscopic simulation curriculum shortens the clinical learning curve and reduces surgical adverse events (2016) (47)
Regression shrinkage methods for clinical prediction models do not guarantee improved performance: Simulation study (2020) (47)
Doctors' experiences and their perception of the most stressful aspects of complaints processes in the UK: an analysis of qualitative survey data (2016) (46)
PET/CT in the staging of patients with a pelvic mass suspicious for ovarian cancer. (2013) (46)
Rationalizing the management of pregnancies of unknown location: temporal and external validation of a risk prediction model on 1962 pregnancies. (2013) (45)
Tamoxifen Metabolism and Efficacy in Breast Cancer: A Prospective Multicenter Trial (2018) (44)
Methodology over metrics: current scientific standards are a disservice to patients and society (2021) (43)
Trebananib or placebo plus carboplatin and paclitaxel as first-line treatment for advanced ovarian cancer (TRINOVA-3/ENGOT-ov2/GOG-3001): a randomised, double-blind, phase 3 trial. (2019) (43)
Metrics reloaded: Pitfalls and recommendations for image analysis validation (2022) (43)
Aromatase inhibitor-induced loss of grip strength is body mass index dependent: hypothesis-generating findings for its pathogenesis. (2011) (43)
Preoperative diagnosis of ovarian tumors using Bayesian kernel‐based methods (2007) (42)
Explaining Support Vector Machines: A Color Based Nomogram (2016) (42)
Stellate ganglion block for the management of hot flashes and sleep disturbances in breast cancer survivors: an uncontrolled experimental study with 24 weeks of follow-up. (2012) (42)
The use of serum inhibin A and activin A levels in predicting the outcome of 'pregnancies of unknown location'. (2009) (41)
Discrimination ability of prediction models for ordinal outcomes: Relationships between existing measures and a new measure (2012) (40)
Age-related differences in the sonographic characteristics of endometriomas. (2016) (39)
A Mathematical Model for Interpretable Clinical Decision Support with Applications in Gynecology (2012) (38)
A Novel Approach to Predict the Likelihood of Specific Ovarian Tumor Pathology Based on Serum CA-125: A Multicenter Observational Study (2011) (38)
Pelvic Exenterations for Gynecological Malignancies: A Study of 36 Cases (2012) (38)
[Performance measures for prediction models and markers: evaluation of predictions and classifications]. (2011) (36)
Ectopic pregnancy: using the hCG ratio to select women for expectant or medical management (2011) (35)
Role of Neoadjuvant Chemotherapy in the Management of Stage IIIC–IV Ovarian Cancer: Survey Results from the Members of the European Society of Gynecological Oncology (2012) (35)
Viability of intrauterine pregnancy in women with pregnancy of unknown location: prediction using human chorionic gonadotropin ratio vs. progesterone (2010) (35)
Collagen plug sealing of iatrogenic fetal membrane defects after fetoscopic surgery for congenital diaphragmatic hernia (2014) (35)
Assessing calibration of multinomial risk prediction models (2014) (35)
Impact of the availability of sonography in the acute gynecology unit (2006) (34)
Managing pregnancy of unknown location based on initial serum progesterone and serial serum hCG levels: development and validation of a two‐step triage protocol (2016) (34)
Burnout, well-being and defensive medical practice among obstetricians and gynaecologists in the UK: cross-sectional survey study (2019) (34)
Are serum HE4 or ROMA scores useful to experienced examiners for improving characterization of adnexal masses after transvaginal ultrasonography? (2014) (34)
Clinical information does not improve the performance of mathematical models in predicting the outcome of pregnancies of unknown location. (2007) (34)
Evaluating a New Marker for Risk Prediction Using the Test Tradeoff: An Update (2012) (33)
Clinical Utility of Risk Models to Refer Patients with Adnexal Masses to Specialized Oncology Care: Multicenter External Validation Using Decision Curve Analysis (2017) (33)
Improving patient prostate cancer risk assessment: Moving from static, globally-applied to dynamic, practice-specific risk calculators (2015) (32)
Doctors’ perception of support and the processes involved in complaints investigations and how these relate to welfare and defensive practice: a cross-sectional survey of the UK physicians (2017) (32)
Diagnostic protocols for the management of pregnancy of unknown location: a systematic review and meta‐analysis (2018) (31)
Parathyroid hormone is a plausible mediator for the metabolic syndrome in the morbidly obese: a cross-sectional study (2011) (30)
Diurnal cortisol profiles and evening cortisol in post-pubertal adolescents scoring high on the Children's Depression Inventory. (2009) (30)
The hCG ratio can predict the ultimate viability of the intrauterine pregnancies of uncertain viability in the pregnancy of unknown location population. (2008) (30)
Lobular and non-lobular breast cancers differ regarding axillary lymph node metastasis: a cross-sectional study on 4,292 consecutive patients (2011) (30)
Reporting of prognostic clinical prediction models based on machine learning methods in oncology needs to be improved (2021) (29)
Subjective ultrasound assessment, the ADNEX model and ultrasound‐guided tru‐cut biopsy to differentiate disseminated primary ovarian cancer from metastatic non‐ovarian cancer (2016) (29)
Validation of the Performance of International Ovarian Tumor Analysis (IOTA) Methods in the Diagnosis of Early Stage Ovarian Cancer in a Non-Screening Population (2017) (29)
Characteristics of patients with cervical cancer during pregnancy: a multicenter matched cohort study. An initiative from the International Network on Cancer, Infertility and Pregnancy (2019) (29)
Graphical assessment of incremental value of novel markers in prediction models: From statistical to decision analytical perspectives (2014) (28)
Does a prediction model for pregnancy of unknown location developed in the UK validate on a US population? (2010) (28)
Prospective cross-validation of three methods of predicting failing pregnancies of unknown location. (2007) (28)
Changing predictor measurement procedures affected the performance of prediction models in clinical examples. (2019) (28)
Validation and updating of risk models based on multinomial logistic regression (2017) (27)
Polytomous diagnosis of ovarian tumors as benign, borderline, primary invasive or metastatic: development and validation of standard and kernel-based risk prediction models (2010) (27)
Typical ultrasound features of various endometrial pathologies described using International Endometrial Tumor Analysis (IETA) terminology in women with abnormal uterine bleeding (2020) (27)
Random‐effects meta‐analysis of the clinical utility of tests and prediction models (2018) (27)
Triaging pregnancies of unknown location: the performance of protocols based on single serum progesterone or repeated serum hCG levels. (2014) (26)
Prospective study to assess fluid accumulation and tenosynovial changes in the aromatase inhibitor-induced musculoskeletal syndrome: 2-year follow-up data. (2013) (25)
Lesion size affects diagnostic performance of IOTA logistic regression models, IOTA simple rules and risk of malignancy index in discriminating between benign and malignant adnexal masses (2012) (25)
Consequences of relying on statistical significance: Some illustrations (2018) (25)
It takes time: A remarkable example of delayed recognition (2012) (25)
The influence of weight gain patterns in pregnancy on fetal growth using cluster analysis in an obese and nonobese population (2013) (25)
Untapped potential of multicenter studies: a review of cardiovascular risk prediction models revealed inappropriate analyses and wide variation in reporting (2019) (24)
Does ignoring clustering in multicenter data influence the performance of prediction models? A simulation study (2018) (24)
Prognostic Value of Serum HE4 Levels and Risk of Ovarian Malignancy Algorithm Scores at the Time of Ovarian Cancer Diagnosis (2014) (23)
Prognostic Value of the Progesterone Receptor by Subtype in Patients with Estrogen Receptor-Positive, HER-2 Negative Breast Cancer. (2018) (23)
ROC curves for clinical prediction models part 1: ROC plots showed no added value above the AUC when evaluating the performance of clinical prediction models. (2020) (22)
The harm of class imbalance corrections for risk prediction models: illustration and simulation using logistic regression (2022) (22)
Screening for data clustering in multicenter studies: the residual intraclass correlation (2013) (21)
Lymph node ratio better predicts disease-free survival in node-positive breast cancer than the number of positive lymph nodes. (2009) (21)
What determines the need to morcellate the uterus during total laparoscopic hysterectomy? (2009) (21)
The Curse of Scoreless Draws in Soccer: The Relationship with a Team's Offensive, Defensive, and Overall Performance (2008) (20)
Age interacts with the expression of steroid and HER-2 receptors in operable invasive breast cancer (2008) (20)
What is the value of preoperative bimanual pelvic examination in women undergoing laparoscopic total hysterectomy? (2007) (20)
Visualizing Risk Prediction Models (2015) (20)
Wilms Tumor Gene 1 (WT1) is a Prognostic Marker in High-Grade Uterine Sarcoma (2010) (20)
Critical appraisal of artificial intelligence-based prediction models for cardiovascular disease (2022) (20)
Imaging in gynaecology: How good are we in identifying endometriomas? (2009) (19)
Intellectual development of childhood ALL patients: a multicenter longitudinal study (2017) (19)
International Endometrial Tumor Analysis (IETA) terminology in women with postmenopausal bleeding and sonographic endometrial thickness ≥ 4.5 mm: agreement and reliability study (2018) (19)
External Validations of Cardiovascular Clinical Prediction Models: A Large-Scale Review of the Literature (2021) (19)
The clinical performance of the M4 decision support model to triage women with a pregnancy of unknown location as at low or high risk of complications. (2016) (18)
Risk Prediction for Individuals. (2015) (17)
Visualizing Risk Prediction Models (2015) (17)
Differences in post‐traumatic stress, anxiety and depression following miscarriage or ectopic pregnancy between women and their partners: multicenter prospective cohort study (2020) (16)
Are the current guidelines for surgical delay in hip fractures too rigid? A single center assessment of mortality and economics. (2018) (16)
Histology obtained by needle biopsy gives additional information on the prognosis of hepatocellular carcinoma (2011) (16)
The randomized TOTAL-trials on fetal surgery for congenital diaphragmatic hernia: re-analysis using pooled data. (2021) (16)
An application of methods for the probabilistic three-class classification of pregnancies of unknown location (2009) (15)
Statistics 'versus' machine learning: definitions are interesting (but understanding, methodology and reporting are more important). (2019) (15)
Classifying ovarian tumors using Bayesian Multi-Layer Perceptrons and Automatic Relevance Determination: A multi-center study (2006) (14)
The value of laparoscopic skills courses (2009) (14)
Triaging women with pregnancy of unknown location using two‐step protocol including M6 model: clinical implementation study (2020) (14)
The Use of Lymph Vessel Markers to Predict Endometrial Cancer Outcome (2010) (14)
Nonparametric estimation and inference for polytomous discrimination index (2018) (14)
Multi-class AUC metrics and weighted alternatives (2008) (14)
Performance Measures for Prediction Models and Markers: Evaluation of Predictions and Classifications (2011) (13)
A note on estimating the Cox‐Snell R2 from a reported C statistic (AUROC) to inform sample size calculations for developing a prediction model with a binary outcome (2020) (13)
Refining Ovarian Cancer Test accuracy Scores (ROCkeTS): protocol for a prospective longitudinal test accuracy study to validate new risk scores in women with symptoms of suspected ovarian cancer (2016) (13)
Simple dichotomous updating methods improved the validity of polytomous prediction models. (2013) (13)
Clinical prediction models for mortality in patients with covid-19: external validation and individual participant data meta-analysis (2022) (13)
Myeloid-derived suppressor cells at diagnosis may discriminate between benign and malignant ovarian tumors (2019) (13)
OC21.02: Lesion size affects the diagnostic performance of the International Ovarian Tumor Analysis (IOTA) logistic regression models, the IOTA simple rules and the risk of malignancy index to estimate the risk of malignancy in adnexal masses (2012) (12)
Using Bayesian neural networks with ARD input selection to detect malignant ovarian masses prior to surgery (2008) (12)
Adaptive sample size determination for the development of clinical prediction models (2020) (12)
NICE guidance on ectopic pregnancy and miscarriage restricts access and choice and may be clinically unsafe (2013) (12)
ROC curves for clinical prediction models: from waste of ink towards useful insight? (2020) (12)
Generalizability of Cardiovascular Disease Clinical Prediction Models: 158 Independent External Validations of 104 Unique Models (2022) (11)
Early‐pregnancy events and subsequent antenatal, delivery and neonatal outcomes: prospective cohort study (2019) (11)
Integrated discrimination improvement and probability‐sensitive AUC variants (2010) (11)
Self-reported symptoms of depressed mood, trait anxiety and aggressive behavior in post-pubertal adolescents: Associations with diurnal cortisol profiles. (2008) (10)
Machine Learning Compared With Pathologist Assessment. (2018) (10)
Effectiveness of a mobile preconception lifestyle programme in couples undergoing in vitro fertilisation (IVF): the protocol for the PreLiFe randomised controlled trial (PreLiFe-RCT) (2019) (10)
Differentiating stage I epithelial ovarian cancer from benign disease in women with adnexal tumors using biomarkers or the ROMA algorithm. (2013) (10)
Machine Learning in Medicine. (2019) (10)
Methodological conduct of prognostic prediction models developed using machine learning in oncology: a systematic review (2022) (10)
Morcellation and risk of malignancy in presumed ovarian fibromas/fibrothecomas. (2016) (10)
Ultrasound‐based risk model for preoperative prediction of lymph‐node metastases in women with endometrial cancer: model‐development study (2019) (10)
Demystifying AI in healthcare (2020) (9)
Developing risk models for multicenter data using standard logistic regression produced suboptimal predictions: A simulation study (2020) (9)
Chlamydia trachomatis infection in patients attending an Early Pregnancy Unit: Prevalence, symptoms, pregnancy location and viability (2008) (9)
Comparing Analytical Decision Support Models Through Boolean Rule Extraction: A Case Study of Ovarian Tumour Malignancy (2007) (9)
Sensitivity and Specificity Can Change in Opposite Directions When New Predictive Markers Are Added to Risk Models (2014) (8)
Validation of prediction models in the presence of competing risks: a guide through modern methods (2022) (8)
Flawed external validation study of the ADNEX model to diagnose ovarian cancer (2016) (8)
Prognostic Impact of Baseline Serum C-Reactive Protein in Metastatic Renal Cell Carcinoma Patients Treated With Sunitinib (2014) (8)
External validation of models to predict the outcome of pregnancies of unknown location: a multicentre cohort study (2020) (7)
Comparing Methods for Multi-class Probabilities in Medical Decision Making Using LS-SVMs and Kernel Logistic Regression (2007) (7)
Artificial Intelligence Algorithms for Medical Prediction Should Be Nonproprietary and Readily Available. (2019) (7)
Prospective study to assess fluid accumulation and tenosynovial changes in the aromatase inhibitor-induced musculoskeletal syndrome: 2-year follow-up data. (2013) (7)
In early-stage breast cancer, the estrogen receptor interacts with correlation between human epidermal growth factor receptor 2 status and age at diagnosis, tumor grade, and lymph node involvement. (2008) (7)
Observational study on the long term cognitive and cardiac outcome after prenatal exposure to chemotherâpy in children 18 months or older (2011) (7)
Assessment of protein biomarkers for preoperative differential diagnosis between benign and malignant ovarian tumors. (2020) (7)
OC01.03: Ultrasound in diagnosis of new and recurrent borderline ovarian tumors (2010) (6)
Assessing Performance and Clinical Usefulness in Prediction Models With Survival Outcomes: Practical Guidance for Cox Proportional Hazards Models (2022) (6)
Decision Curves, Calibration, and Subgroups. (2017) (6)
External validation of ADNEX model for diagnosing ovarian cancer: evaluating performance of differentiation between tumor subgroups (2017) (6)
Pre-sampling ultrasound evaluation and assessment of the tissue yield during sampling improves the diagnostic reliability of office endometrial biopsy (2012) (6)
An ordinal prediction model of the diagnosis of non-obstructive coronary artery and multi-vessel disease in the CARDIIGAN cohort. (2018) (6)
Towards a Clinical Decision Support System for Pregnancies of Unknown Location (2008) (5)
Integrated discrimination improvement and probability‐sensitive AUC variants (2010) (5)
The Bayesian approach: a natural framework for statistical modeling (2007) (5)
Key findings from the International Ovarian Tumor Analysis (IOTA) study: an approach to the optimal ultrasound based characterisation of adnexal pathology (2012) (5)
Redefining significance and reproducibility for medical research: A plea for higher P‐value thresholds for diagnostic and prognostic models (2020) (4)
THE POSITIVE ASSOCIATION BETWEEN BREAST TUMOR SIZE AND LYMPH NODE INVOLVEMENT IN LOBULAR BREAST CANCERS IS PROGESTERONE RECEPTOR DEPENDENT (2010) (4)
Interpreting area under the receiver operating characteristic curve (2022) (4)
An Evidence Based Preclinical Laparoscopic Simulation Curriculum Shortens the Clinical Learning Curve And Reduces Surgical Complications (2015) (4)
Prospective study evaluating the effect of impaired tamoxifen metabolisation on efficacy in breast cancer patients receiving tamoxifen in the neo-adjuvant or metastatic setting. (2016) (4)
The impact of early pregnancy events on long-term pregnancy outcomes: a prospective cohort study. (2019) (4)
External validation of ADNEX model for diagnosing ovarian cancer: evaluating performance of differentiation between tumor subgroups. (2017) (4)
OC001: Prospective assessment of simple rules to distinguish between malignant and benign adnexal masses prior to surgery (2008) (4)
Abstract P3-07-46: CYPTAM-BRUT 3: Endometrial thickness cannot be used as a marker for tamoxifen metabolization in postmenopausal breast cancer patients (2016) (3)
Benign descriptors and ADNEX in two‐step strategy to estimate risk of malignancy in ovarian tumors: retrospective validation in IOTA5 multicenter cohort (2022) (3)
Erratum to "ROC curves for clinical prediction models part 1. ROC plots showed no added value above the AUC when evaluating the performance of clinical prediction models" [J Clin Epidemiol. 126C(2020):207-16]. (2020) (3)
OC01.01: Risk of complications in conservatively managed adnexal masses initially thought to be benign at subjective impression by the ultrasound examiner (2017) (3)
Development of logistic regression models to predict chlamydial infection in women attending an acute gynaecology unit (AGU) (2005) (3)
Understanding metric-related pitfalls in image analysis validation (2023) (3)
Preoperative eye disinfection in vitrectomy surgery using antibiotic or antiseptic eyedrops. (2010) (3)
Risk of bias of prognostic models developed using machine learning: a systematic review in oncology (2022) (3)
On the variability of regression shrinkage methods for clinical prediction models: simulation study on predictive performance (2019) (3)
Calibration of Prognostic Risk Scores (2018) (3)
OC155: The first prospective evaluation of the IOTA phase 1 mathematical models to predict the character of an adnexal mass (2007) (3)
Methods for Evaluating Medical Tests and Biomarkers (2017) (3)
Methods for Evaluating Medical Tests and Biomarkers (2017) (3)
[Discriminative ability, reclassification and net benefit: the predictive value of biomarkers]. (2012) (3)
Preoperative identification of a suspicious adnexal mass. (2012) (3)
ROC curves for clinical prediction models part 3: The ROC plot: a picture that needs a 1000 words. (2020) (3)
Transparent reporting of multivariable prediction models developed or validated using clustered data: TRIPOD-Cluster checklist (2023) (3)
External Validation of the Ovarian-Adnexal Reporting and Data System (O-RADS) Lexicon and the International Ovarian Tumor Analysis 2-Step Strategy to Stratify Ovarian Tumors Into O-RADS Risk Groups (2022) (2)
Trait transference and the logic of conversation (2002) (2)
Multi-class classification of ovarian tumors (2008) (2)
The decrease in grip strength in aromatase inhibitor-induced arthralgia is associated with extremes in body mass index and increased tenosynovial abnormalities. (2009) (2)
Can serial measurements of inhibin A and activin A be used to predict the outcome of pregnancies of unknown location (2008) (2)
Performance of the RMI and IOTA ADNEX and Simple Rules risk model in the evaluation of adnexal masses not classifiable using the Easy Descriptors as first step (2016) (2)
Predictive Diagnostic Models for Gynecologic Applications with Focus on Multi-Class Classification (Predictieve diagnostische modellen voor gynaecologische toepassingen met nadruk op meerklasse classificatie) (2008) (2)
Emotional autonomy in adolescence : a multidimensional construct (2000) (2)
P289 Prospective study to assess fluid accumulation and tendosynovial changes in the aromatase inhibitor-induced musculoskeletal syndrome – 2 year follow-up data (2011) (2)
Prognostic factors for post-traumatic stress, anxiety and depression in women after early pregnancy loss: a multi-centre prospective cohort study (2022) (2)
The Risk of Endometrial Malignancy and Other Endometrial Pathology in Women with Abnormal Uterine Bleeding: An Ultrasound-Based Model Development Study by the IETA Group (2022) (2)
Evaluation of Imputation Methods in Ovarian Tumor Diagnostic Models Using Generalized Linear Models and Support Vector Machines (2010) (2)
Uterine and quality of life changes in postmenopausal women with an asymptomatic tamoxifen-thickened endometrium randomized to continuation of tamoxifen or switching to anastrozole (2010) (2)
Characterizing Ovarian Pathology: Refining the Performance of Ultrasonography (2012) (2)
Nucleosome footprinting in plasma cell-free DNA for the pre-surgical diagnosis of ovarian cancer (2022) (2)
Prediction models in multicenter studies: methodological aspects and current state of the art (2015) (2)
OC144: Prospective evaluation of logistic regression models to predict malignancy of adnexal masses prior to surgery (2008) (2)
Utility of pre‐operative haemoglobin concentration to guide peri‐operative blood tests for hip and knee arthroplasty: A decision curve analysis (2022) (2)
OC04.02: Intra‐ and inter‐observer reproducibility of first trimester measurements between 6 and 9 weeks gestation (2010) (2)
A pictorial essay on fetal rabbit anatomy using micro‐ultrasound and magnetic resonance imaging (2014) (2)
OC14.01: Ultrasound characteristics of endometrial cancer as defined by the International Endometrial Tumor Analysis (IETA) consensus nomenclature a prospective multicentre study (2017) (2)
Diagnosing adnexal tumours before surgery: a critical appraisal of recent evidence (2015) (2)
Prenatal anxiety flattening of the day-time cortisol profile and depression in adolesence (2006) (1)
Ultrasound in diagnosis of new and recurrent boderline ovarian tumors (2010) (1)
OC23.04: Which adnexal masses are difficult to classify as benign or malignant with prediction models? (2010) (1)
Hypervolume under ROC manifold for discrete biomarkers with ties (2021) (1)
Detection and diagnosis (2012) (1)
Prediction of pregnancy of unknown location outcome: the difficult yet important case of ectopic pregnancy (2005) (1)
The independent effect of tumor size in predicting ovarian malignancy. (2012) (1)
OC096: How important is measuring endometrial thickness in women with pregnancies of unknown location? (2008) (1)
Imaging in gynecological disease: clinical and ultrasound features of immature teratomas of the ovary (2016) (1)
OC01.02: Balancing risks of surgery with risks of conservative management of benign adnexal masses: results from the postmenopausal follow‐up arm of IOTA5 (2018) (1)
Risk prediction models for discrete ordinal outcomes: Calibration and the impact of the proportional odds assumption (2021) (1)
OC156: External validation of mathematical models to distiguish benign and malignant adnexal tumors: a multicenter study by the international ovarian tumor analysis (IOTA) group (2006) (1)
Transparent reporting of multivariable prediction models developed or validated using clustered data (TRIPOD-Cluster): explanation and elaboration (2023) (1)
Re: "Diagnostic Accuracies of the Ultrasound and Magnetic Resonance Imaging ADNEX Scoring Systems for Ovarian Adnexal Mass: Systematic Review and Meta-Analysis". (2021) (1)
OP15.06: Performance of RMI, IOTA ADNEX and simple rules risk model in the assessment of adnexal masses not classifiable using the revised benign easy descriptors as first step a novel two‐step strategy (2017) (1)
OC025: Ultrasound characteristics of typical and atypical endometriomas (2008) (1)
A calibration hierarchy for risk models: strong calibration occurs only in utopia (2015) (1)
Commentary: Artificial Intelligence and Statistics: Just the Old Wine in New Wineskins? (2022) (1)
OC01.02: What measurements are needed to classify pregnancies of unknown location? (2009) (1)
OC05.01: Reducing the follow‐up required in women with a failing pregnancy of unknown location (2010) (1)
Minimal reporting improvement after peer review in reports of COVID-19 prediction models: systematic review (2022) (1)
Abstract P6-07-19: Prognostic relevance of PR and detection mode in Luminal Her-2 negative breast cancer (2012) (1)
Evaluating cut‐off levels for progesterone, β human chorionic gonadotropin and β human chorionic gonadotropin ratio to exclude pregnancy viability in women with a pregnancy of unknown location: A prospective multicenter cohort study (2021) (1)
Prognosis of Women With Primary Breast Cancer Diagnosed During Pregnancy - Reply (2014) (1)
OC23.02: Which histologies limit the ability of CA‐125 to characterize adnexal masses? An observational study of 3511 patients (2010) (1)
Minimum sample size for developing a multivariable prediction model using multinomial logistic regression (2022) (1)
Refining Ovarian Cancer Test accuracy Scores (ROCkeTS) trial update (2016) (1)
OC153: Logistic regression models to distinguish between benign, primary invasive, borderline malignant and metastatic ovarian tumors (2007) (1)
OP10.02: Sealing of iatrogenic fetal membrane defects after fetoscopic surgery for congenital diaphragmatic hernia by collagen plugs (2013) (1)
P12.03: Can we improve the performance of logistic regression analysis for predicting the outcome of pregnancies of unknown location (PULs)? (2005) (1)
OC090: The use of serial measurements of inhibin A and activin A to predict the outcome of pregnancies of unknown location (2008) (1)
OC21.04: A prediction model to distinguish between benign, borderline, stage I invasive, higher stage invasive, and metastatic adnexal tumors (2011) (0)
OC08.02: A preoperative risk model with ultrasound variables to assess lymph node metastasis in endometrial cancer patients: a model development and validation study by the IETA group (2018) (0)
Lesions of the Ovary and Fallopian Tube. (2022) (0)
Re: "Comparison of diagnostic usefulness of predictive models in preliminary differentiation of adnexal masses". (2007) (0)
OP02.07: Behaviour of serum hormone levels at 4 and 5 weeks gestation in an IVF treatment population (2011) (0)
WT1 is a new prognostic marker in high grade uterine sarcoma (2008) (0)
Clinical utility of prediction models for ovarian tumor diagnosis: a decision curve analysis (2016) (0)
Discriminative ability, reclassification and net benefit: Research methodology No. 7: The predictive value of biomarkers (2012) (0)
Development and Validation of Risk Prediction Models (2019) (0)
Cross Reactivity between the Roche Elecsys® Progesterone Assay and Exemestane. (2009) (0)
Session 29: Early pregnancy - Clinical aspects of inhibin A and activin A be used to predict the of of (2008) (0)
P54 Triple positive (ER+/PR+/HER-2+) breast carcinomas occur at a younger age than all other ER/PR/HER-2 breast cancer phenotypes (2007) (0)
VP66.25: Triaging women with abnormal uterine bleeding in ambulatory care: results from the prospective IETA‐1 cohort study (2020) (0)
Risk assessment for endometrial cancer in women with abnormal vaginal bleeding: Results from the prospective IETA‐1 cohort study (2022) (0)
0090 Axillary staging of breast cancer with the sentinel lymph node (SLN) procedure in over a thousand patients with early breast cancer (2009) (0)
Abstract P6-07-04: Evaluation of Adjuvant! Online for primary operable grade 2 breast cancers with 10-year follow-up (2012) (0)
Improved NPI for breast cancer prognosis (2008) (0)
Assessment of tumor necrosis after neoadjuvant chemotherapy in patients with stage IV endometrial cancer (2008) (0)
P52 The axillary lymph node status (ALNS) of breast cancers by combined ER, PR and HER-2 expression: Triple positive tumours are more likely lymph node positive (2007) (0)
Author ’ s response to reviews Title : Validation and updating of risk models based on multinomial logistic regression Authors : (2017) (0)
OC07.01: Prospective validation of the ADNEX model without CA‐125 in the differentiation between benign and malignant adnexal masses (2016) (0)
Toward a Comprehensive, Integrated Framework for Advanced Statistical Analyses of Observational Studies (19w5198) (2019) (0)
OC16.01: Pain and ultrasonographic appearance of endometriomas may change with age (2015) (0)
OC165: Shortcomings of serum CA125 in diagnosing ovarian cancer (2006) (0)
Authors’ reply to Fountain and colleagues (2015) (0)
Clinical decision support for ovarian tumor diagnosis using Bayesian models: Results from the IOTA study (2009) (0)
Reply to 'Age-related variations in the use of axillary staging may explain the increased risk of axillary lymph node involvement in older women with breast cancer' by Adri Voogd et al (2009) (0)
Three-year follow-up of an adjuvant Phase II study looking at dose densification and altering sequence of the FEC-Doc regimen in patients with early breast cancer (2010) (0)
P06.08: Prediction of emergency Caesarean sections: which variables are important? (2018) (0)
Treatment decision in early stage ER+ HER2− breast cancer without the 70-gene signature test: a retrospective analysis (2017) (0)
The M6 risk prediction model and two-step strategy to characterize pregnancies of unknown location: a multicentre external validation study (2020) (0)
OC110: Up‐take and success of expectant management of first trimester miscarriage (2008) (0)
Cortisol and depression in 14-15 year olds are linked to maternal anxiety (2006) (0)
Overinterpretation of findings in machine learning prediction model studies in oncology: a systematic review. (2023) (0)
Ultrasound characteristics of typical and atypical endometriomas (2008) (0)
Systematic review of prediction models for triaging cov-19 patients (2020) (0)
401: Prevention of iatrogenic PPROM by collagen plugs after fetoscopic surgery for congenital diaphragmatic hernia (2012) (0)
OC19.05: Evaluating cut‐off values for progesterone, single hCG and hCG ratio to define pregnancy viability and location in women with a pregnancy of unknown location (PUL) (2018) (0)
Reproducibility and replication in research (0)
ExternalValidationofDiagnosticModelstoEstimate theRisk of Malignancy in Adnexal Masses (2011) (0)
Neuropsychological follow-up of children with acute lymphoblastic leukemia (2013) (0)
P12.10: Is it possible to predict successful treatment response to methotrexate earlier than seven days? (2005) (0)
OC04.03: Quantifying the risk of ovarian malignancy prior to surgery based on the IOTA simple rules (2015) (0)
25th World Congress on Ultrasound in Obstetrics and Gynecology, 11–14 October 2015, Montréal, Canada: presentations and awards (2015) (0)
27th World Congress on Ultrasound in Obstetrics and Gynecology, 16–19 September 2017, Vienna, Austria: presentations and awards (2017) (0)
No evidence for longterm chemotherapy-induced neurotoxicity for pediatric ALL patients: A prospective study (2015) (0)
Author ' s response to reviews Title : Screening for data clustering in multicenter studies : the residual intraclass correlation Authors : (2013) (0)
OC19: Using a mathematical model in the management of pregnancies of unknown location: a prospective interventional study (2006) (0)
Simple rules to distinguish with ultrasound between malignant and benign adnexal masses prior to surgery (2008) (0)
There is no such thing as a validated prediction model (2023) (0)
659: Can problems with airway reestablishment after fetoscopic tracheal occlusion be predicted? (2015) (0)
000461 IS SERUM CA 125 ESSENTIAL TO DIFFERENTIATE BETWEEN MALIGNAT AND BENIGN ADNEXAL TUMOURS? A MULTICENTRE STUDY BY THE INTERNATIONAL OVARIAN TUMOUR ANALYSIS (IOTA) GROUP (2005) (0)
Selecting failing pregnancies in the pregnancy of unknown location (PUL) population to reduce follow-up (2007) (0)
OC31.04: Can the ultrasonographic appearance of an ectopic pregnancy determine the likelihood of success for conservative management? (2005) (0)
HPA-axis Function and Depression in Adolescence: Are they Related to Prenatal Early Life Stress? (2009) (0)
OC07.01: The International Endometrial Tumor Analysis (IETA) study: interim analysis of measurement differences between centres (2015) (0)
Reply to A.C. Voogd et al (2009) (0)
OC-0324: Development of a predictive model incorporating clinical and functional MRI variables in head and neck cancer (2013) (0)
OC156: CA‐125 does not add to and is not superior to pattern recognition for discrimination between benign and malignant adnexal masses (2007) (0)
Editorial comment (2014) (0)
Scientific Curriculum Vitae (2010) (0)
Risk calculation charts for multiclass prediction models (2015) (0)
Illustrative Examples from the Literature : The Framingham Heart Study (2015) (0)
OC18: What is the optimal approach to classifying viable intra‐uterine pregnancies in the PUL population? (2006) (0)
OC16.04: External validation of the M6 model and the two‐step triage system for pregnancies of unknown location (2019) (0)
OC01.05: Multiclass characterisation of ovarian masses before surgery using the ADNEX model: a prospective multicentre external validation study (2016) (0)
Lymph node ratio is a better prognostic predictor for disease free survival than the number of positive lymph nodes in Node-Positive Breast Cancer (2009) (0)
Methodological Issues in the Development of a Prediction Tool for First‐Trimester Outcomes (2020) (0)
OC01.04: A multicentre trial on the performance of a two‐step triage protocol based on initial serum progesterone and serial hCG used to manage pregnancies of unknown location (PUL) (2018) (0)
Comparing the subjective impression of the examiner compared to the hCG ratio and mathematical models for the management of pregnancies of unknown location (PUL) (2011) (0)
28th World Congress on Ultrasound in Obstetrics and Gynecology, 20–24 October 2018, Singapore: presentations and awards (2018) (0)
OC12.02: A comparison of demographic characteristics between women with benign and malignant endometrium: results of the IETA‐1 multicentre prospective study (2018) (0)
Refining Ovarian Cancer Test accuracy Scores ( ROCkeTS ) (2016) (0)
OP18.07: The potential use of urinary βhCG for managing pregnancies of unknown location (PUL): correlating urinary and serum βhCG levels using two immunoassays (2016) (0)
Detection of sentinel lymph nodes in breast cancer : every day practice and pitfalls (2007) (0)
Incorporation of variable cost into variable selection for logistic regression using information criteria and the area under the ROC curve (2010) (0)
OP18.02: A multicentre study to predict outcome in pregnancies of unknown location (PUL): the role of the bleeding score (2016) (0)
GRAPHICALLY SUMMARIZING RISK PREDICTION MODELS (2015) (0)
Intellectual functioning in children treated for a brain tumor: a retrospective study (2013) (0)
Comparison of imputation approaches in ovarian tumor diagnostic models based on LS-SVMs (2007) (0)
Abstract P4-08-09: The Prognostic Importance of “Detection Mode” and “Palpability” in Primary Operable Grade 2 Breast Cancers (2010) (0)
Reply to D. Crivellari et al. (2014) (0)
OC13.04: The value of activin B and fibronectin as biomarkers to predict outcome in pregnancies of unknown location and viability at 11–14 weeks' gestation (2016) (0)
Abstracts of the 26th World Congress on Ultrasound in Obstetrics and Gynecology, Rome, Italy, 24-28 September 2016. (2016) (0)
OC094: The timing of serum human chorionic gonadotrophin measurements to predict the outcome of pregnancies of unknown location (2008) (0)
A flattened diurnal cortisol profile and depression in adolescence are related to antenatal maternal anxiety (2007) (0)
Prospective InternalValidation of Mathematical Models to Predict Malignancy in Adnexal Masses : Results from the International OvarianTumorAnalysis Study (2009) (0)
OC14.01: Using a model based on serum biochemistry at 4 and 5 weeks gestation to predict immediate viability and viability at 12 weeks in IVF pregnancies (2011) (0)
Is the ultrasonographic appearance of an ectopic pregnancy a predictor of success for conservative management strategies (2006) (0)
Dataset for: Random-effects meta-analysis of the clinical utility of tests and prediction models (2018) (0)
Risk calculation charts for multiclass prediction models. (2015) (0)
Reply: To PMID 23371440. (2013) (0)
Abstract OT2-1-05: Prospective multicenter study evaluating the effect of impaired tamoxifen metabolization on efficacy in breast cancer patients receiving tamoxifen in the neo-adjuvant or metastatic setting - The CYPTAM-BRUT 2 trial (2012) (0)
Abstract P6-07-05: Prognosis of 368 women with primary breast cancer during pregnancy: results from an international collaborative trial (2012) (0)
cross-sectional survey of the UK physicians welfare and defensive practice : a investigations and how these relate to processes involved in complaints Doctors ' perception of support and the Audenhove (2017) (0)
OC23.01: New logistic regression model to predict ovarian malignancy in cases for which simple ultrasound rules are not applicable (2010) (0)
Nucleosome footprinting in plasma cell-free DNA for the pre-surgical diagnosis of ovarian cancer (2022) (0)
OC147: Confirming the limited role of CA‐125 for adnexal mass diagnosis (2008) (0)
OC31.08: What is the optimal approach to accurately classifying failing pregnancies of unknown location (PULs)? (2005) (0)
OC13.01: The role of progesterone for the prediction of viability in pregnancies of unknown location (PUL): a multicentre study (2016) (0)
Abstract P5-14-06: The effect of adjuvant chemotherapy in a large consecutive series of ER-pos HER-2 negative early breast cancers (2017) (0)
A systematic review of risk prediction models for central line-associated bloodstream infection (CLA-BSI) in hospitalized patients (Embase). (2023) (0)
P06.10: Prediction of emergency Caesarean sections: does umbilicocerebral ratio have a role to play? (2018) (0)
Three more steps toward better science (2020) (0)
Abstract P6-08-05: Prognostic value of the progesterone receptor by proliferation rate in patients with luminal HER2 negative breast cancer (2015) (0)
P32 Axillary lymph node involvement in breast cancer decreases with age but increases again after age 70 mainly in small tumors (2007) (0)
Is serum CA 125 essential to distinguish betwee, malignant and benign adnexal tumours? a multicentre study by the International Ovarian Tumour Analysis (IOTA) Group (2005) (0)
Gynaecological Assessment of Postmenopausal Women with an Asymptomatic Thickened Endometrium While on Tamoxifen: Results from a Double Blind Randomized Controlled Trial Comparing Continuation of Tamoxifen and Anastrozole. (2009) (0)
Erratum to: Methods for evaluating medical tests and biomarkers (2017) (0)
OC11.01: Clinical utility of IOTA models, RMI and ROMA to refer patients with adnexal masses to specialised oncology care (2017) (0)
Abstract P2-10-12: How well predict the 2011 St Gallen early breast cancer surrogate phenotypes metastatic survival? (2012) (0)
Erratum to: Methods for evaluating medical tests and biomarkers (2017) (0)
Can determination of immune cells help in the preoperative ultrasound assessment of ovarian cancer (2016) (0)
OC07.04: Two‐step strategy to preoperatively assess adnexal lesions not classifiable by EDs, using RMI, IOTA ADNEX or simple rules risk model (2016) (0)
External validation of a piecewise effect model of axillary lymph node involvement in elderly breast cancer patients (2008) (0)
OC20.01: Can determination of immune cells help in the preoperative ultrasound assessment of ovarian cancer? A pilot study (2016) (0)
OC12.03: An ultrasound‐based algorithm to determine the likelihood of various causes of abnormal uterine bleeding: a proposal by the IETA group (2018) (0)
Scoring personality: Soccer game outcomes as behavioral correlates of cross-cultural personality and value orientation differences (2008) (0)
Prospective assessment of clinical rheumatologic features and magnetic resonance imaging (MRI) changes in the aromatase inhibitor (Al)-associated arthralgia syndrome (2008) (0)
Performance of Heart Failure Clinical Prediction Models: A Systematic External Validation Study (2021) (0)
The potential value of activin B and fibronectin for the triage of pregnancies of unknown location and prediction of first trimester viability (2018) (0)
43P Prognostic Value of Detection Mode in Over 1000 Consecutively Treated Grade 2 Breast Cancers (BC) (2012) (0)
A systematic review of risk prediction models for central line-associated bloodstream infection (CLA-BSI) in hospitalized patients (Web of Science Core Collection). (2023) (0)
OC21.02: Selection of women with an ovarian tumor for surgery in specialist centers: a comparison of two triaging protocols (2011) (0)
Using Different Data Sets to Test How Well Clinical Prediction Models Work to Predict Patients' Risk of Heart Disease (2021) (0)
OC25.05: Adjusting prediction models for ovarian tumor classification to new clinical settings (2009) (0)
W111 LESION SIZE AFFECTS THE DIAGNOSTIC PERFORMANCE OF THE INTERNATIONAL OVARIAN TUMOR ANALYSIS (IOTA) LOGISTIC REGRESSION MODELS, THE IOTA SIMPLE RULES AND THE RISK OF MALIGNANCY INDEX TO ESTIMATE THE RISK OF MALIGNANCY IN ADNEXAL MASSES (2012) (0)
OC12.01: Reporting the endometrium and intracavitary lesions using the IETA terminology: results of the IETA‐1 multicentric prospective study (2018) (0)
Machine Learning for Prediction of Mortality and Unfavorable Outcome in Traumatic Brain Injury: A CENTER-TBI Study (2019) (0)
A CALIBRATION HIERARCHY FOR RISK MODELS: â€˜MODERATE' CALIBRATION GUARANTEES NON-HARMFUL DECISION MAKING (2015) (0)
Reply (2013) (0)
OC089: Utilizing hCG ratio to reduce the number of visits in the pregnancy of unknown location (PUL) population (2008) (0)
A systematic review of risk prediction models for central line-associated bloodstream infection (CLA-BSI) in hospitalized patients (Scopus). (2023) (0)
OC05.05: External validation of “old” and new mathematical models to distinguish between benign and malignant adnexal masses (2009) (0)
OC20: Validation of a logistic regression model to predict the outcome of pregnancies of unknown location in a new patient population (2006) (0)
OP21.01: Prospective internal evaluation of IOTA logistic regression model (2006) (0)
OP25.02: The influence of maternal body mass index and subsequent weight gain pattern on fetal growth (2011) (0)
P18.14: Transvaginal ultrasonography and saline infusion sonography compared with outpatient hysteroscopy for the diagnosis of endometrial polyps and submucous fibroids (2006) (0)
OC17: Ultrasound and not biochemistry determines the ultimate viability of intra‐uterine pregnancies in the PUL population (2006) (0)
OP02.11: Rationalizing the management of pregnancies of unknown location (PULs) by reliably selecting failed PUL and intrauterine pregnancies for minimal follow up (2011) (0)
The value of markers in prediction models : net benefit and test harm rather than the c-index (2012) (0)
OC153: Prospective evaluation of a model to diagnose adnexal masses as benign, primary invasive, borderline, or metastatic (2008) (0)
Clinical Prediction Models for Primary Prevention of Cardiovascular Disease: Validity in Independent Cohorts (2021) (0)
OC11.03: Prospective validation of IOTA methods in the differentiation between benign and malignant adnexal masses (2017) (0)
The Generalizability of Clinical Prediction Models for Patients with Acute Coronary Syndromes: Results from Independent External Validations (2021) (0)
A deep-learning-enabled diagnosis of ovarian cancer. (2022) (0)
OC07.05: Comparing the subjective impression of the examiner to the hCG ratio and mathematical models for the management of pregnancies of unknown location (PUL) (2011) (0)
OC166: The pre‐operative characterisation of ovarian pathology using serum CA125 and ultrasonography (2006) (0)
Abstracts of the 26th World Congress on Ultrasound in Obstetrics and Gynecology, Rome, Italy, 24-28 September 2016. (2016) (0)
Regarding A Nomogram to Predict Osteoradionecrosis in Oral Cancer After Marginal Mandibulectomy and Radiotherapy (2019) (0)
OC113: A new mathematical model for the prediction of successful expectant management of miscarriage (2008) (0)
A systematic review of risk prediction models for central line-associated bloodstream infection (CLA-BSI) in hospitalized patients. (2023) (0)
Prediction models: stepwise development and simultaneous validation is a step back. (2021) (0)
OC11.02: IOTA benign easy descriptors and ADNEX model integrated in a ‘traffic light system’ to guide the clinical management of adnexal pathology (2017) (0)
OC07.01: Serial hCG assays for the management of pregnancies of unknown location (PUL): does the timing of hCG samples matter? (2011) (0)
To the Editor (2006) (0)
OC097: Pregnancy location and viability in women with chlamydia trachomatis infection (2008) (0)
Authors’ reply to Candido-dos-Reis (2014) (0)

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