Fig. 4

Coverage (%) by 95% confidence intervals from the OLS model for ICC = 0.1 and 0.3, according to target prevalence of \(x\) (A) 0.05, B) 0.10, C) 0.20, and D) 0.40), and thirds of the distribution of the dispersion (expressed as SD) of the prevalence of \({x}_{ij}\) across the clusters within each sample