Disease in control cases
| Breath samples | Watery stool samples | |||
| Number | Rate | Number | Rate | |
| Polyps | 62 | 47.0% | 74 | 50.0% |
| Diverticula | 24 | 18.2% | 44 | 29.7% |
| Haemorrhoids | 4 | 3.0% | 7 | 4.7% |
| Ischaemic colitis | 3 | 2.3% | 4 | 2.7% |
| Non-peculiar colitis or ulcers | 2 | 1.5% | 4 | 2.7% |
| Ulcerative colitis | 2 | 1.5% | 4 | 2.7% |
| Diverticular bleeding | 0 | 0% | 1 | 0.6% |
| Mesenteric panniculitis | 1 | 0.8% | 1 | 0.6% |
| Infectious colitis | 0 | 0% | 1 | 0.6% |
| Chronic appendicitis | 0 | 0% | 1 | 0.6% |
| Lynch syndrome | 1 | 0.8% | 1 | 0.6% |
Multiple answers were allowed for benign disease.