34 citations · 63 across the 3 of their papers we have counts for
3 papers
Modern approaches for evaluating treatment effect heterogeneity from clinical trials and observational data
Ilya Lipkovich, David Svensson, Bohdana Ratitch +1
In this paper we review recent advances in statistical methods for the evaluation of the heterogeneity of treatment effects (HTE), including subgroup identification and estimation…
Using principal stratification in analysis of clinical trials
Ilya Lipkovich, Bohdana Ratitch, Yongming Qu +3
The ICH E9(R1) addendum (2019) proposed principal stratification (PS) as one of five strategies for dealing with intercurrent events. Therefore, understanding the strengths, limita…
Statistical Issues and Recommendations for Clinical Trials Conducted During the COVID-19 Pandemic
R. Daniel Meyer, Bohdana Ratitch, Marcel Wolbers +15
The COVID-19 pandemic has had and continues to have major impacts on planned and ongoing clinical trials. Its effects on trial data create multiple potential statistical issues. Th…