Methods for dealing with unequal cluster sizes in cluster randomized trials: A scoping review.

In a cluster-randomized trial (CRT), the number of participants enrolled often varies across clusters. This variation should be considered during both trial design and data analysis to ensure statistical performance goals are achieved. Most methodological literature on the CRT design has assumed equ...

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Bibliographic Details
Main Authors: Denghuang Zhan, Liang Xu, Yongdong Ouyang, Richard Sawatzky, Hubert Wong
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0255389