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©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 28, 2006; 12(8): 1235-1242
Published online Feb 28, 2006. doi: 10.3748/wjg.v12.i8.1235
Published online Feb 28, 2006. doi: 10.3748/wjg.v12.i8.1235
Table 1 Main characteristics of Crohn’s disease in non-appendectomized and appendectomized patients
| Non-appendectomized | Appendectomized | P | |
| Number of patients | 1770 | 716 | |
| Female gender | 1019 (58) | 515 (72) | 0.001 |
| Age at diagnosis (yr) | 27.5 ± 12.8 | 32.1 ± 13 | 0.001 |
| Duration of disease (yr)1 | 9.6 ± 8.6 | 9.1 ± 8.1 | NS |
| Caucasian ethnicity | 1484 (84) | 663 (93) | 0.001 |
| High socio-economic status | 535 (30) | 171 (24) | 0.001 |
| Disease onset after 1987 | 1374 (78) | 554 (77) | NS |
| Familial history | 272 (15) | 79 (11) | 0.004 |
| Current smokers | 856 (48) | 444 (62) | 0.001 |
| Disease location | |||
| Terminal ileum (L1) | 489 (28) | 277 (39) | |
| Colon (L2) | 548 (31) | 173 (24) | 0.001 |
| Ileocolon (L3) | 514 (29) | 187 (26) | |
| Upper gastrointestine (L4) | 219 (12) | 79 (11) | |
| Extra-intestinal manifestations | 1136 (64) | 422 (59) | 0.01 |
- Citation: Cosnes J, Seksik P, Nion-Larmurier I, Beaugerie L, Gendre JP. Prior appendectomy and the phenotype and course of Crohn’s disease. World J Gastroenterol 2006; 12(8): 1235-1242
- URL: https://www.wjgnet.com/1007-9327/full/v12/i8/1235.htm
- DOI: https://dx.doi.org/10.3748/wjg.v12.i8.1235