From: A risk scoring system for advanced colorectal neoplasia in high-risk participants to improve current colorectal cancer screening in Tianjin, China
Risk factor
Criteria
Points
Sex
Female
0
Male
2
Age, years
 < 50
50–60
60–70
4
 ≥ 70
6
BMI, kg/m2
 < 28
 ≥ 28
1
Smoking status
Never
Current or past
Alcohol intake
Never or occasional
Weekly