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Joie Ensor
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Year
Prediction models for diagnosis and prognosis of covid-19: systematic review and critical appraisal
L Wynants, B Van Calster, GS Collins, RD Riley, G Heinze, E Schuit, ...
bmj 369, 2020
31102020
Calculating the sample size required for developing a clinical prediction model
RD Riley, J Ensor, KIE Snell, FE Harrell, GP Martin, JB Reitsma, ...
Bmj 368, 2020
12232020
Minimum sample size for developing a multivariable prediction model: PART II‐binary and time‐to‐event outcomes
RD Riley, KIE Snell, J Ensor, DL Burke, FE Harrell Jr, KGM Moons, ...
Statistics in medicine 38 (7), 1276-1296, 2019
7022019
A guide to systematic review and meta-analysis of prognostic factor studies
RD Riley, KGM Moons, KIE Snell, J Ensor, L Hooft, DG Altman, J Hayden, ...
Bmj 364, 2019
5132019
External validation of clinical prediction models using big datasets from e-health records or IPD meta-analysis: opportunities and challenges
RD Riley, J Ensor, KIE Snell, TPA Debray, DG Altman, KGM Moons, ...
bmj 353, 2016
4762016
Meta‐analysis using individual participant data: one‐stage and two‐stage approaches, and why they may differ
DL Burke, J Ensor, RD Riley
Statistics in medicine 36 (5), 855-875, 2017
4492017
A guide to systematic review and meta-analysis of prediction model performance
TPA Debray, JAAG Damen, KIE Snell, J Ensor, L Hooft, JB Reitsma, ...
bmj 356, 2017
4312017
Minimum sample size for developing a multivariable prediction model: Part I–Continuous outcomes
RD Riley, KIE Snell, J Ensor, DL Burke, FE Harrell Jr, KGM Moons, ...
Statistics in medicine 38 (7), 1262-1275, 2019
2032019
Minimum sample size for external validation of a clinical prediction model with a binary outcome
RD Riley, TPA Debray, GS Collins, L Archer, J Ensor, M van Smeden, ...
Statistics in Medicine 40 (19), 4230-4251, 2021
1792021
Factors affecting local regrowth after watch and wait for patients with a clinical complete response following chemoradiotherapy in rectal cancer (InterCoRe consortium): an …
SA Chadi, L Malcomson, J Ensor, RD Riley, CA Vaccaro, GL Rossi, ...
The lancet Gastroenterology & hepatology 3 (12), 825-836, 2018
1462018
Individual participant data meta‐analysis to examine interactions between treatment effect and participant‐level covariates: statistical recommendations for conduct and planning
RD Riley, TPA Debray, D Fisher, M Hattle, N Marlin, J Hoogland, ...
Statistics in medicine 39 (15), 2115-2137, 2020
1172020
Systematic review of prognostic models for recurrent venous thromboembolism (VTE) post-treatment of first unprovoked VTE
J Ensor, RD Riley, D Moore, KIE Snell, S Bayliss, D Fitzmaurice
BMJ open 6 (5), e011190, 2016
1132016
Individual participant data meta‐analysis for healthcare research
RD Riley, LA Stewart, JF Tierney
Individual Participant Data Meta‐Analysis: A Handbook for Healthcare …, 2021
1062021
One‐stage individual participant data meta‐analysis models: estimation of treatment‐covariate interactions must avoid ecological bias by separating out within‐trial and across …
H Hua, DL Burke, MJ Crowther, J Ensor, C Tudur Smith, RD Riley
Statistics in medicine 36 (5), 772-789, 2017
972017
Meta-analysis of prediction model performance across multiple studies: Which scale helps ensure between-study normality for the C-statistic and calibration …
KIE Snell, J Ensor, TPA Debray, KGM Moons, RD Riley
Statistical Methods in Medical Research 27 (11), 3505-3522, 2018
932018
Multivariate meta-analysis of individual participant data helped externally validate the performance and implementation of a prediction model
KIE Snell, H Hua, TPA Debray, J Ensor, MP Look, KGM Moons, RD Riley
Journal of clinical epidemiology 69, 40-50, 2016
812016
Persistent sex disparities in clinical outcomes with percutaneous coronary intervention: insights from 6.6 million PCI procedures in the United States
J Potts, A Sirker, SC Martinez, M Gulati, M Alasnag, M Rashid, CS Kwok, ...
PloS one 13 (9), e0203325, 2018
802018
External validation of clinical prediction models: simulation-based sample size calculations were more reliable than rules-of-thumb
KIE Snell, L Archer, J Ensor, LJ Bonnett, TPA Debray, B Phillips, ...
Journal of clinical epidemiology 135, 79-89, 2021
742021
Minimum sample size for external validation of a clinical prediction model with a continuous outcome
L Archer, KIE Snell, J Ensor, MT Hudda, GS Collins, RD Riley
Statistics in Medicine 40 (1), 133-146, 2021
702021
PMCALPLOT: Stata module to produce calibration plot of prediction model performance
J Ensor, KIE Snell, EC Martin
Boston College Department of Economics, 2023
512023
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Articles 1–20