Longitudinal follow‐up study: effect of psychological co‐morbidity on the prognosis of inflammatory bowel disease

Summary Background Psychological co‐morbidity is more common in patients with inflammatory bowel disease (IBD), compared with the general population, but little is known about the cumulative effect of increasing psychological burden on disease behaviour. Aims To examine the effect of psychological co‐morbidity on inflammatory bowel disease in a longitudinal follow‐up study. Methods We collected complete demographic, symptom and psychological...