Patient details and investigations performed before SeHCAT testing
| SeHCAT positive (<15%) | SeHCAT negative (>15%) | |||
| Number | Tests/ patient | Number | Tests/ patient | |
| Patients (n) | ||||
| Diagnosed | 36 | 54 | ||
| With 5-year follow-up | 29 | 39 | ||
| SeHCAT (7-day % retention) | ||||
| Mean | 9.0 | 33.9 | ||
| Minimum | 3.0 | 15.6 | ||
| Maximum | 14.4 | 90.0 | ||
| Investigations before SeHCAT | ||||
| Endoscopy | ||||
| Colonoscopy | 16 | 0.55 | 20 | 0.51 |
| Flexible sigmoidoscopy | 6 | 0.21 | 7 | 0.18 |
| Gastroscopy | 8 | 0.28 | 12 | 0.31 |
| Physiology | ||||
| Glucose hydrogen-breath test | 2 | 0.07 | 4 | 0.10 |
| Lactose hydrogen-breath test | 7 | 0.24 | 3 | 0.08 |
Data are shown as proportions of the patients in each group with 5-year follow-up.