Fig. 2From: Malaria prevalence metrics in low- and middle-income countries: an assessment of precision in nationally-representative surveysRanking of country-level estimated effective sample size (ESS) based on RDT positivity (prevalence of malaria) from Bayesian modelling. The countries (y-axis) has been ordered based on RDT positivity from low to high prevalence (Liberia 2011)Back to article page