The characteristics of the patient sample for IBDEX validation*
| Variables | All patients | Crohn's disease | Ulcerative colitis |
|---|---|---|---|
| Number of cases | 255 | 125 | 130 |
| Age (%) | |||
| 18–39 | 128 (50.1) | 62 (49.6) | 66 (50.8) |
| 40–65 | 106 (41.6) | 52 (41.6) | 54 (41.5) |
| >65 | 21 (8.2) | 11 (8.8) | 10 (7.7) |
| Gender (%) | |||
| Male | 116 (45.5) | 43 (34.4) | 73 (56.2) |
| Female | 139 (54.5) | 82 (65.6) | 57 (43.8) |
| Physician global assessment (%) | |||
| Remission | 71 (27.8) | 34 (27.2) | 37 (28.5) |
| Mild | 133 (52.2) | 70 (56) | 63 (48.5) |
| Moderate | 30 (11.8) | 13 (10.4) | 17 (13.1) |
| Severe | 21 (8.2) | 8 (6.4) | 13 (10.0) |
| Disease severity | |||
| HBI | 5 (4) | ||
| SCCAI | 4 (3) | ||
*Categorical data are presented as numbers (percentages). Continuous data are presented as means (SD).
IBDEX, Inflammatory Bowel Disease Index; HBI, Harvey Bradshaw Index; SCCAI, Simple Clinical Colitis Activity Index.