Fig. 1

Patient recruitment into the four arms of the study. 139 patients were recruited into the study of which 109 patients completed a before and after visit. Following their SeHCAT results and based on their underlying pathology, they were categorised into either BAD (idiopathic bile acid diarrhoea), PC (post-cholecystectomy), CD (Terminal ileal resected Crohn’s Disease) and CG (SeHCAT negative control group). Of those patients that completed the study, 47 patients in total completed and returned their questionnaires for all visits. *CG group only had baseline questionnaires completed