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stat.ME2024
Repeated sampling of different individuals within the same clusters to improve precision of longitudinal estimators: the DISC design
Jordan Downey, Avi Kenny
Background: Longitudinal studies often involve repeated cluster sampling of a population at multiple time points, such as in difference-in-differences (DID) studies. Although cohor…
stat.ME2024
Analysis of Stepped-Wedge Cluster Randomized Trials when treatment effects vary by exposure time or calendar time
Kenneth M. Lee, Elizabeth L. Turner, Avi Kenny
Stepped-wedge cluster randomized trials (SW-CRTs) are traditionally analyzed with models that assume an immediate and sustained treatment effect. Previous work has shown that makin…