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Estimation of required sample size for external validation of risk models for binary outcomes2021 Statistical Methods in Medical Research article Mathematics Statistical Methods in Epidemiology Open access
Menelaos Pavlou, Qu Chen, Rumana Omar, Shaun R. Seaman, Ewout Willem Steyerberg, Ian R. White, +1 more
60citations -
Adaptive sample size determination for the development of clinical prediction models2021 Diagnostic and Prognostic Research article Mathematics Statistical Methods in Epidemiology Open access
Evangelia Christodoulou, Maarten van Smeden, Michael Edlinger, Dirk Timmerman, Maria M. Wanitschek, Ewout Willem Steyerberg, +1 more
38citations -
Accuracy in parameter estimation and simulation approaches for sample-size planning accounting for item effects2026 Behavior Research Methods article Mathematics Statistical Methods and Bayesian Inference Open access
Erin M. Buchanan, Mahmoud Medhat Elsherif, Jason Geller, Christopher L. Aberson, Necdet Gurkan, Ettore Ambrosini, +19 more
1citations -
Recent criteria and simple rules agreed often on required sample size for developed clinical prediction models2026 Journal of Clinical Epidemiology article Mathematics Statistical Methods in Epidemiology Open access
Ewout Willem Steyerberg, Toby Hackmann, Ben Van Calster, Maarten van Smeden, Laure Wynants
0citations -
Ordinal outcome analysis improves the detection of between-hospital differences in outcome2021 BMC Medical Research Methodology article Mathematics Statistical Methods in Clinical Trials Open access
Iris E. Ceyisakar, Nikki van Leeuwen, Diederik W.J. Dippel, Ewout Willem Steyerberg, Hester Floor Lingsma
23citations