Clinical Study
Geographic Mapping of Crohn’s Disease and Its Relation to Affluence in Jiangsu Province, an Eastern Coastal Province of China
Table 2
Classification of paediatric Crohn’s disease from Jiangsu province.
| Variables | | Percentage (%) |
| Age at diagnosis | | | A1a (0–10 y) | 2 | 7.7 | A1b (10–17 y) | 24 | 92.3 | Disease locations at diagnosis (%) | | | L1 (distal 1/3 ileum) | 7 | 26.9 | L2 (colonic) | 6 | 23.1 | L3 (ileocolonic) | 13 | 50.0 | L4 (upper disease) | 5 | 19.2 | Disease behavior at diagnosis (%) | | | B1 (inflammation) | 11 | 42.3 | B2 (stricturing) | 9 | 34.6 | B3 (penetrating) | 5 | 19.2 | B2B3 (penetrating and stricturing) | 1 | 3.8 | P (perianal disease) | 4 | 15.4 | Growth | | | G0 (No evidence of growth delay) | 6 | 23.1 | G1 (growth delay) | 20 | 76.9 |
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