Table 1.
Patients’ characteristics and colonoscopy findings
| Variable | All (n = 531) |
| Sex | |
| Male, n (%) | 236 (44.4) |
| Female, n (%) | 295 (55.6) |
| Age | |
| Mean years (SD) | 50.3 ± 15.4 |
| Age groups | |
| ≤ 50 yr | 250 (47.1) |
| > 50 yr | 281 (52.9) |
| Family history | |
| Yes | 150 (28.2) |
| No | 381 (71.8) |
| Indication, n (%) | |
| Screening | 120 (22.6) |
| Gastrointestinal bleeding | 90 (17.0) |
| Constipation | 82 (15.5) |
| Diarrhea | 74 (14.0) |
| Abdominal pain | 70 (13.3) |
| Inflammatory bowel disease | 65 (12.2) |
| Others | 29 (5.4) |
| Patients with at least 1 polyp, n (%) | |
| Neoplastic polyps | 68 (54.4) |
| Non-neoplastic polyps | 57 (45.6) |
| Cancer, n (%) | 8 (1.5) |