Fig. 2From: Intracluster correlation coefficients in the Greater Mekong Subregion for sample size calculations of cluster randomized malaria trialsRequired number of villages for varying village sizes for the different ICCs (rho) assuming to detect a 95% fall in prevalence of P. falciparum from a 10% initial prevalence (control groups) with 80% power and 0.05 probability of Type I errorBack to article page