Table 2.
Comparison of the Characteristics of Pediatric Crohn’s Disease Patients in Korea and EUROKIDS, Using the Montreal Classification
| Characteristic | Korean patients (n=30) | EUROKIDS (n=582) | p-value |
|---|---|---|---|
| Disease distribution | |||
| L1 (terminal ileal disease) | 11 (36.7) | 95 (16.3) | 0.004 |
| L2 (colonic disease) | 4 (13.3) | 159 (27.3) | 0.136 |
| L3 (ileocolonic disease) | 15 (50.0) | 307 (52.8) | 0.769 |
| L4 (concomitant/isolated UGI disease) | 1 (3.4) | 269 (46.2) | <0.001 |
| Disease behavior | |||
| B1 (nonstricturing, nonpenetrating) | 21 (70.0) | 477 (82.0) | 0.101 |
| B2 (stricturing) | 6 (20.0) | 77 (13.2) | 0.291 |
| B3 (penetrating) | 3 (10.0) | 28 (4.8) | 0.189 |
| Perianal disease | <0.001 | ||
| Yes | 10 (33.3) | 48 (8.2) | |
| No | 20 (66.7) | 534 (91.8) | |
Data are presented as number (%).
UGI, upper gastrointestinal.