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Patient characteristics n (%)
| Characteristic | n = 400 |
| Age, yr, median (range) | 46.9 ± 16.3 (14-86) |
| Sex (male/female) | 250/150 |
| Reasons for DBE | |
| OGIB | 149 (37.3) |
| Abdominal pain | 123 (30.7) |
| Chronic diarrhea | 40 (10.0) |
| Others | 88 (22.0) |
| Tumors detected by DBE | n = 78 |
| OGIB | 37 (47.4) |
| Abdominal pain | 19 (24.4) |
| Intestinal obstruction | 8 (10.3) |
| Others | 14 (17.9) |
DBE: Double-balloon enteroscopy; OGIB: Obscure gastrointestinal bleeding.
