Patient characteristics
| Variable | Ulcerative colitis | Crohn’s disease |
| No of patients (F/M) | 16 (6/10) | 13 (8/5) |
| Median (IQR) age (y) | 41 (27–50) | 32 (23–38) |
| Median (IQR) disease duration (y) | 7 (5–10) | 6 (4–12) |
| No (%) of patients receiving | ||
| No medication | 3 (19) | 6 (46) |
| 5-aminosalicylic acid, sulphasalazine | 10 (63) | 7 (54) |
| Steroids | 4 (25) | 2 (15) |
| Azathioprine | 3 (19) | 1 (8) |
| Total number of colonic biopsy samples investigated | 24 | 17 |
| No (%) of UC colonic biopsy samples histologically graded as | ||
| Remission | 4 (17) | |
| Mild | 8 (33) | |
| Moderate | 8 (33) | |
| Severe | 4 (17) | |
| No (%) of CD colonic biopsy samples histologically graded as | ||
| Normal mucosa | 2 (12) | |
| Active CD lesions | 15 (88) | |
CD, Crohn’s disease; UC, ulcerative colitis.