Review Article
Incidence and Paris Classification of Pediatric Inflammatory Bowel Disease
Table 5
Paris Classification of ulcerative colitis patients in population-based studies in Europe [
3,
32,
34,
57,
58].
| | | North-Eastern Slovenia | Northern Stockholm | Eurokids | Hungary (HUPIR) | Ireland |
| | Ulcerative colitis () | 39 | 29 | 578 | 121 | 14 | | E1 | 5.2% (2/39) | 11% (3/29) | 5% (27/578) | 5% (6/121) | 14% (2/14) | | E2 | 25.6% (10/39) | 14% (4/29) | 18% (104/578) | 24.8% (30/121) | 14% (2/14) | | E3 | 7.7% (3/39) | 4% (1/29) | 9% (50/578) | 13.2% (16/121) | 7% (1/14) | | E4 | 61.4% (24/39) | 75% (21/29) | 69% (397/578) | 57% (69/121) | 65% (9/14) | | Severity (S1) | — | — | — | 18.6% (13/121) | 43% (6/31) |
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E1: ulcerative proctitis; E2: left-sided ulcerative colitis (distal to splenic flexure); E3: extensive colitis (hepatic flexure distally); E4: pancolitis (proximal to hepatic flexure); S1: severe at some stage.
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