Demographics and colonoscopy indication for all patients
| SC (n=884)(%) | EAC (n=888)(%) | |
| Male | 502 (56.8) | 507 (57.1) |
| Female | 382 (43.2) | 381 (42.9) |
| Age—mean (SD) | 62.1 (11.1) | 61.7 (11.7) |
| Age <60 years | 273 (30.9) | 273 (30.7) |
| 60–73 years | 515 (58.3) | 514 (57.9) |
| 74+ years | 96 (10.9) | 101 (11.4) |
| Previous abdominal surgery | ||
| No | 542 (61.3) | 547 (61.6) |
| Yes | 342 (38.7) | 341 (38.4) |
| Recruitment | ||
| Non-BCSP patients | 481 (54.4) | 494 (55.6) |
| BCSP patients | 403 (45.6) | 394 (44.4) |
| Indications for colonoscopy | ||
| BCSP | 282 (32.0) | 274 (30.9) |
| BCSP surveillance | 88 (10.0) | 89 (10.0) |
| Colonoscopy conversion from bowel scope | 32 (3.6) | 31 (3.5) |
| Symptomatic diagnostic | 346 (39.1) | 357 (40.2) |
| Symptomatic surveillance | 135 (15.3) | 137 (15.4) |
BCSP, Bowel Cancer Screening Programme; EAC, EV-assisted colonoscopy; SC, standard colonoscopy.