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![[Table/Fig-5]:](https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d353/3972521/95f2dadc3c27/jcdr-8-106-g004.jpg)
The prevalence of PMS according to continent. Squares represented effect estimate of studies with their 95% confidence intervals with size of squares proportional to the weight assigned to the study in the meta-analysis. The diamond represents the overall results and 95% confidence interval of the random effect of the meta-analysis
