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Demographic characteristics of ulcerative colitis patients in Cairo
| Ulcerative colitis patients | |
| Mean age at presentation (yr) | 27.3 (± 12) |
| Mean age at presentation (yr) (male:female) | 29.2 (± 13.4):25.7 (± 10.6) P = 0.093 |
| Mean age at presentation (yr) (urban:rural) | 25.9 (± 9.7):27.9 (± 12.7) P = 0.394 |
