Modified scoring model incorporating waist-hip ratio for predicting advanced colorectal neoplasia

Table 4 Prevalence of advanced colorectal neoplasia according to scores and subgroups in the derivation cohort

Score	Proportion of individuals with ACN	95%CI	Subgroups	Proportion of individuals with ACN	95%CI
0	2.5% (13/530)	1.3–4.2	Low-risk group (0–2)	3.3% (63/1938)	2.4-4.0
1	2.6% (19/730)	1.6–4.0
2	4.6% (31/678)	3.1–6.4
3	7.3% (69/944)	5.7–9.2	Moderate-risk group (3–4)	9.3% (185/1983)	8.3-10.9
4	11.2% (116/1039)	9.3–13.2
5	17.4% (84/482)	14.1–21.1	High-risk group (5–7)	18.5% (124/671)	15.6-21.6
6	20.6% (35/170)	14.8–27.5
7	26.3% (5/19)	9.1–51.2
Total	8.1% (372/4592)	7.3–8.9

ACN: Advanced colorectal neoplasia.