Prevalence of severe irritable bowel syndrome among Italian adults. A meta-analysis.

To provide a summary estimate of the prevalence of irritable bowel syndrome (IBS) and IBS with severe symptomatology, stratified by gender and subtype, among Italian adults.We searched MedLine and Scopus databases to identify surveys on IBS prevalence among Italian samples, and/or severe IBS prevalence among Caucasian populations, up to June 2017. Random-effect proportion meta-analyses were used to obtain summary estimates of IBS prevalence. Raw...