Power and sample size calculations for cluster randomized trials with binary outcomes when intracluster correlation coefficients vary by treatment arm
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DOI: 10.1177/17407745211059845
Abstract: Background/Aims Generalized estimating equations are commonly used to fit logistic regression models to clustered binary data from cluster randomized trials. A commonly used correlation structure assumes that the intracluster correlation coefficient does not vary by… read more here.
Keywords: size; correlation; treatment arm; treatment ... See more keywords