Fig. 3From: Confidence interval methods for antimicrobial resistance surveillance dataEffect of accounting for intra-cluster correlation on confidence interval widths. Proportions of a Rifampin-, b Oxacillin- and c Penicillin-resistant isolates from the entire dataset and respective 95% CI were estimated using standard methods (Logit, Wilson, Jeffreys), their modified versions employing cluster-robust errors, and SurveyBack to article page