Systematic review with meta‐analysis: the prevalence of anxiety and depression in patients with irritable bowel syndrome

Summary Background Irritable bowel syndrome (IBS) is a common and potential disabling functional gastrointestinal disorder. Studies have revealed a possible association between IBS and psychological problems, such as anxiety and depression. Existing systematic reviews have addressed only the levels of anxiety or depression in patients with IBS. Aim To investigate systematically the prevalence of anxiety or depression in IBS patients Methods A...