Table 2 Characteristics of colorectal polyps at index colonoscopy
Group | Enrollment criterion | N (%) |
|---|---|---|
ACRN | ||
Adenoma ≥ 10 mm | 253 (66.9) | |
Adenoma with villous component | 78 (20.6) | |
Adenoma with high-degree dysplasia | 45 (11.9) | |
Intramucosal or submucosal cancer | 45 (11.9) | |
ASP | ||
Hyperplastic polyp ≥ 10 mm | 5 (1.3) | |
Sessile serrated lesion ≥ 10 mm | 30 (7.9) | |
Traditional serrated polyp | 19 (5.0) | |
Total number of polyps | ||
1–2 | 171 (45.2) | |
3–4 | 109 (28.8) | |
5–10 | 86 (22.8) | |
> 10 | 12 (3.2) | |