Epidemiology of disorders of gut-brain interaction in Belgium and differences between two language groups: Results from the Rome foundation global epidemiology study.

Background: The Rome Foundation carried out a worldwide epidemiology study on DGBI according to the Rome IV criteria in 33 countries, including Belgium. DGBI prevalence varied between continents and countries, but prevalence differences within language groups in a single country have not yet been described.

Methods: We analyzed the prevalence rates of 18 DGBI and their psychosocial impact in Belgium in the French and Dutch language groups.