Table 1.
Clinical characteristics | |
---|---|
Age, n (%) | |
Mean (SD) yr. | 52.8 (10.6) |
<45 yr. | 393 (20.7) |
45–60 yr. | 1038 (54.7) |
>60 yr. | 468 (24.6) |
Height, cm | 165.8 (8.2) |
Weight, kg | 66.2 (12.3) |
Gender, n (%) | |
Men | 1203 (63.3) |
Women | 696 (36.7) |
Body mass index, n (%) | |
Mean (SD) | 23.9 (3.4) |
<25 | 1233 (64.9) |
25–30 | 573 (30.2) |
>30 | 93 (4.9) |
Educational level, n (%) | |
Middle school | 144 (7.6) |
High school | 799 (42.1) |
University | 641 (33.7) |
Graduate school | 315 (16.6) |
Yearly salary (US dollar), n (%) | |
Less than 10,000 | 182 (9.6) |
From 10,000 to 30,000 | 984 (51.8) |
More than 30,000 | 733 (38.6) |
Colonoscopic findings, n (%) | |
Normal | 1379 (72.6) |
Colorectal polyps | 520 (27.4) |
Pathological type | |
Hyperplastic polyps | 210 (11.1) |
Adenomatous polyps | 305 (16.1) |
Sessile serrated adenoma | 34 (1.8) |
Traditional serrated adenoma | 14 (0.7) |
Location | |
Proximal colon only | 99 (5.2) |
Distal colon only | 343 (18.1) |
Both | 78 (4.1) |