2 papers
stat.ME2026
Evaluating the impact of outcome delay on the efficiency of sample size re-estimation
Aritra Mukherjee, Michael J Grayling, James J M S Wason
Sample size reestimation can be a powerful tool to ensure that a clinical trial meets its prespecified power requirements when uncertainty regarding a design parameter exists at th…
stat.ME2026
Sample size calculations for multilevel factorial longitudinal cluster randomised trials
Rhys Bowden, Rebecca Walwyn, Jessica Kasza +4
Typically, trials investigate the impact of either an individual-level intervention on participant outcomes, or the impact of a cluster-level intervention on participant outcomes.…