Impact of symptom severity in patients with diarrhoea-predominant irritable bowel syndrome (IBS-D): results from two separate surveys of HCPs and patients with IBS-D

摘要

Criteria for the determination of IBS-D severity by WAP, frequency of symptoms, BSFS and QoL. Cut-offs for severity levels were arbitrary and based on clinical experience; frequency was based on the number of days with IBS symptoms. Bristol Stool Form Scale; irritable bowel syndrome diarrhoea-predominant irritable bowel syndrome; quality of life; worst abdominal pain