Clinical Study
The Impact of Colonoscopy Quality Control Table on Adenoma Detection Rates
Table 2
Colonoscopy indices and adenoma classification (cases, %).
| | Preintervention group (,165) | Intervention group (,302) | |
| Withdrawal time (minutes) | 6.38 ± 3.19 | 8.27 ± 3.21 | <0.001 | Success rate of intubation | 1,038 (89.1%) | 1,204 (92.5%) | 0.004 | Adenomas per case | 552 (0.47) | 951 (0.73) | 0.006 | Detection rate of polyps | 321 (27.6%) | 424 (32.6%) | 0.007 | Detection rate of adenomas | 188 (16.1%) | 260 (20.0%) | 0.014 | Diameter < 5 mm | 62 (33.3%) | 123 (47.3%) | 0.002 | Flat adenomas | 57 (30.3%) | 113 (43.5%) | 0.005 | High-risk adenomas | 35 (18.6%) | 44 (16.9%) | 0.642 | Proximal adenomas | 65 (34.6%) | 120 (46.4%) | 0.014 |
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