Prevalence and Risk Factors

The irritable bowel syndrome (IBS) is a very frequent cause of medical consultations in our environment, and national studies on its prevalence and associated factors are rare. Objective: To investigate the prevalence of IBS in adolescents in the city of Palmas, Tocantins, with the Rome III diagnostic criteria and its related factors. Methods: Cross-sectional study. Sample calculated for a power of 80% and alpha p