Anxiety-related factors associated with symptom severity in irritable bowel syndrome.
Christopher J BlackYan YiannakouLesley A HoughtonFarag ShuweihdiRobert WestElspeth GuthrieAlexander Charles FordPublished in: Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society (2020)
The factor structure of the VSI requires further investigation. Our findings cast doubt on the central role of gastrointestinal symptom-specific anxiety as a driver for symptom severity in IBS. Awareness of both gastrointestinal and extra-intestinal symptoms, however, is strongly associated with symptom severity.