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. 2022 Mar 2;22:91. doi: 10.1186/s12876-022-02177-1

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)

ACRN advanced colorectal neoplasm, ASP advanced serrated polyps