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![[Table/Fig-3]:](https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d353/3972521/72312b33b905/jcdr-8-106-g003.jpg)
The prevalence of premenstrual syndrome. 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
