Phenotype and disease activity
| n | Percentage | |
| Disease activity baseline | ||
| Remission | 180 | 39 |
| Mild | 203 | 44 |
| Moderate | 69 | 14 |
| Severe | 13 | 3 |
| CDage(years) | ||
| <16 | 15 | 5.6 |
| 16–40 | 146 | 54.7 |
| >40 | 106 | 39.7 |
| CDlocation | ||
| Ileal | 67 | 24.9 |
| Colonic | 77 | 28.6 |
| Ileocolonic | 124 | 46.1 |
| Only upper GI | 1 | 0.4 |
| CDupper GI | 24 | 8.9 |
| CDbehaviour | ||
| Inflammatory | 163 | 60.6 |
| Stricturing | 49 | 18.2 |
| Penetrating | 57 | 21.2 |
| CDperianalinvolvement | 59 | 21.9 |
| UCextent | ||
| E1—proctitis | 58 | 30.2 |
| E2—left sided | 78 | 40.6 |
| E3—pancolitis | 56 | 29.2 |
| IBD-related surgery | 140 | 30.1 |
CD, Crohn’s disease; GI, gastrointestinal; IBD, inflammatory bowel disease; UC, ulcerative colitis.