CRTSize: Sample Size Estimation Functions for Cluster Randomized Trials

Sample size estimation in cluster (group) randomized trials. Contains traditional power-based methods, empirical smoothing (Rotondi and Donner, 2009), and updated meta-analysis techniques (Rotondi and Donner, 2012).

Version: 1.2
Depends: R (≥ 2.01)
Published: 2023-02-22
Author: Michael A Rotondi
Maintainer: Michael A Rotondi <mrotondi at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: no
CRAN checks: CRTSize results


Reference manual: CRTSize.pdf


Package source: CRTSize_1.2.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
macOS binaries: r-release (arm64): CRTSize_1.2.tgz, r-oldrel (arm64): CRTSize_1.2.tgz, r-release (x86_64): CRTSize_1.2.tgz, r-oldrel (x86_64): CRTSize_1.2.tgz
Old sources: CRTSize archive


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