Fig. 2From: A review of the use of propensity score diagnostics in papers published in high-ranking medical journalsThe proportion (95% Confidence Interval) of studies which did not report use of a propensity score diagnostic, by research area. ‘Assessment not reported’ refers to papers which did not specify whether propensity scores were assessed; ‘Diagnostic not reported’ refers to papers which reported that assessment took place, but not howBack to article page