A Menu-Driven Facility for Sample-Size Calculations in Cluster Randomized Controlled Trials
A Menu-Driven Facility for Sample-Size Calculations in Cluster Randomized Controlled Trials
K. Hemming,J. Marsh
2013 · DOI: 10.1177/1536867X1301300109
82 Citations
TLDR
The Stata menu-driven command clustersampsi is introduced, which calculates sample sizes, detectable differences, and power for cluster randomized controlled trials and can be parameterized by using either the intracluster correlation or the coefficient of variation.