Table 2.
IBD patient characteristics (n = 279).
| n | % | |
|---|---|---|
| Female | 145 | 52 |
| Male | 134 | 48 |
| Age at diagnosis (y) | ||
| 0–4 | 9 | 3.2 |
| 5–9 | 24 | 8.6 |
| 10–14 | 96 | 34.4 |
| 15–18 | 150 | 53.7 |
| Positive family history | 44 | 15.7 |
| Location of CD (Paris) | ||
| CD patients with available data | 112 | 66 |
| L1 ileal/ileocecal | 21 | 18.7 |
| L2 colon | 11 | 9.8 |
| L3 ileocolonic | 24 | 21.4 |
| L4a gastric | 2 | 1.8 |
| L4b proximal ileum and jejunum | 1 | 0.9 |
| L1 + L4a | 5 | 4.5 |
| L1 + L4b | 6 | 5.3 |
| L3 + L4a | 26 | 23.1 |
| L3 + L4b | 11 | 9.8 |
| L3 + L4a + L4b | 5 | 4.5 |
| Location of UC (Paris) | ||
| E4 pancolitis | 68 | 64.6 |
| E3 distal to hepatic flexure | 19 | 18.1 |
| E2 left-sided colitis | 13 | 12.35 |
| E1 proctitis | 5 | 4.75 |
| Behaviour of CD | ||
| B1 inflammatory | 143 | 85.7 |
| B2 stricturing | 10 | 6.0 |
| B3 fistulizing | 14 | 8.3 |