Background Gastrointestinal (GI) tract symptoms are common among patients with diabetes
mellitus (DM) seen in tertiary care centers. The degree to which this reflects referral bias is
unclear. Objectives To determine whether GI tract symptoms are more prevalent in
unselected patients with DM from the general community compared with their age-and sex-
matched counterparts without DM and to assess the association of GI tract symptoms in
persons with DM with psychosomatic symptoms, medication use, and symptoms of …