| Recruiting | N/A | 36 | Europe | High Resolution Anorectal Manometry, Endoanal Ultrasound, Bowel diary, MYMOP2, FIQOL, FISI, Follow up call, St Mark's incontinence score | The Functional Gut Clinic | Faecal Incontinence | 12/23 | 04/24 | | |
| Not yet recruiting | N/A | 155 | Europe | Fasted breath samples, IBS-SSS, Daily diary, Exploratory research: stool samples | The Functional Gut Clinic, Anglia Ruskin University, Sheffield Teaching Hospitals NHS Foundation Trust | Iron Deficiency Anemia, Constipation | 09/24 | 12/24 | | |