Fig. 6From: A systematic review and meta-analysis of protozoan parasite infections among patients with mental health disorders: an overlooked phenomenonA meta-regression graph for the global prevalence of protozoan parasites among patients with mental health disorders based on annual rainfall (A), and year of publication (B) in cross-sectional studies. The pink line is the regression line, which was plotted based on the intercept and the slope of the regression model. The different color bubbles represent the countries under study and their sizes indicate the effect size of each studyBack to article page