Table 1 Baseline characteristics of patients (n = 502)
Characteristic | Non-video group | Video group | P value |
|---|---|---|---|
No. of patients | 252 | 250 | |
Sex | 0.416 | ||
Male (%) | 167 (66.3 %) | 157 (62.8 %) | |
Female (%) | 85 (33.7 %) | 93 (37.2 %) | |
Age, mean ± SD | 47.3 ± 9.2 | 49.2 ± 8.6 | 0.017 |
BMI, Kg/m2 | 24.7 ± 3.4 | 24.3 ± 3.0 | 0.163 |
Previous colonoscopy (%) | 0.269 | ||
Yes | 143 (56.7) | 154 (61.6) | |
No | 109 (43.3) | 96 (38.4) | |
Diabetes mellitus | 13 (5.2) | 22 (8.8) | 0.118 |
Smoking History (%) | 0.98 | ||
Non smoker | 132 (53.8) | 132 (53.0) | |
Past smoker | 46 (18.8) | 48 (19.3) | |
Current smoker | 67 (27.4) | 69 (27.7) | |
Alcohol History (%) | 0.169 | ||
None | 71 (29.0) | 92 (36.9) | |
Moderate drinking | 120 (49.0) | 109 (43.8) | |
Heavy drinking | 54 (22) | 48 (19.3) | |
Abdominal operation (%) | 0.839 | ||
Yes | 34 (13.9) | 33 (13.3) | |
No | 211 (86.1) | 216 (86.7) | |
Education level (%) | 0.286 | ||
< Middle school | 2 (0.8) | 4 (1.6) | |
Middle school | 7 (2.9) | 17 (6.8) | |
High school | 90 (36.7) | 89 (35.7) | |
Graduate | 121 (49.4) | 114 (45.8) | |
Postgraduates | 25 (10.2) | 25 (10.1) | |
Annual income level, $ (%) | 0.486 | ||
< 10.000 | 3 (1.2) | 7 (2.8) | |
10,000–20,000 | 7 (2.9) | 13 (5.2) | |
> 20,000–30,000 | 30 (12.2) | 29 (11.6) | |
> 30,000–40,000 | 43 (17.6) | 42 (16.9) | |
> 40,000 | 162 (66.1) | 158 (63.5) | |