Clinical outcomes
| Diagnosis | n (%) |
| Functional disease | 873 (92) |
| IBS | 864 (91) |
| Haemorrhoidal bleeding | 9 (1) |
| Organic enteric disease | 78 (8) |
| IBD | 49 (5) |
| Ulcerative colitis | 25 |
| Crohn’s disease | 16 |
| Unclassified | 8 |
| Microscopic colitis | 3 |
| Non-specific inflammation | 1 |
| Colorectal cancer | 2 |
| Adenomatous polyps ≥10 mm | 4 |
| Subcentimetre neuroendocrine tumour | 1 |
| Lymphoma | 1 |
| Diverticular disease | 5 |
| Infection | 9 |
| Gastroenteritis | 5 |
| Clostridium difficile | 1 |
| Giardiasis | 1 |
| Threadworm | 2 |
| Other | 4 |
| Mesenteric ischaemia | 1 |
| Endometrioma | 1 |
| Small bowel cyst | 1 |
| Incarcerated hernia | 1 |
IBD, inflammatory bowel disease; IBS, irritable bowel syndrome.