Balance in cluster randomised trials.
Journal Article
Raab, G., & Butcher, I. (2001)
Balance in cluster randomised trials. Statistics in Medicine, 20, 351-365. https://doi.org/10.1002/1097-0258%2820010215%2920%3A33.0.CO%3B2-C
This paper explores the role of balancing covariates between treatment groups in the design of cluster randomized trials. General expressions are obtained for two criteria to ...