Table 2.
Independent Variables | Rarely | Sometimes | ||||
---|---|---|---|---|---|---|
OR | 95% CI | p-value | OR | 95% CI | p-value | |
Age | ||||||
≤25 | 1.44 | 1.05–1.97 | 0.024 | 0.98 | 0.88–1.10 | 0.748 |
>25 and ≤35 | 2.33 | 1.68–3.23 | <0.001 | 1.46 | 1.29–1.65 | <0.001 |
>35 and ≤45 | 1.81 | 1.29–2.53 | 0.001 | 1.27 | 1.12–1.44 | <0.001 |
>45 | Reference | Reference | ||||
Gender | ||||||
Man | 1.47 | 1.30–1.65 | <0.001 | 1.01 | 0.96–1.06 | 0.758 |
Woman | Reference | Reference | ||||
BMI | ||||||
Non-overweight | 0.92 | 0.81–1.04 | 0.171 | 0.98 | 0.93–1.03 | 0.384 |
Overweight | Reference | Reference | ||||
Marital status | ||||||
Unmarried | 0.71 | 0.63–0.80 | <0.001 | 0.74 | 0.71–0.78 | <0.001 |
Married or others | Reference | Reference | ||||
Education level | ||||||
Less than junior high school | 3.93 | 3.30–4.68 | <0.001 | 1.87 | 1.70–2.04 | <0.001 |
High school or college | 2.20 | 1.93–2.51 | <0.001 | 1.47 | 1.39–1.56 | <0.001 |
Bachelor degree or above | Reference | Reference | ||||
Professional | ||||||
Professional | 1.61 | 1.36–1.91 | <0.001 | 1.47 | 1.37–1.57 | <0.001 |
Manager | 1.70 | 1.41–2.05 | <0.001 | 1.51 | 1.39–1.63 | <0.001 |
Clerk | 2.14 | 1.22–3.78 | 0.008 | 1.65 | 1.26–2.14 | <0.001 |
Soldier | 0.83 | 0.20–3.44 | 0.797 | 1.77 | 1.16–2.71 | 0.008 |
Production personnel | 2.21 | 1.57–3.12 | <0.001 | 1.78 | 1.52–2.08 | <0.001 |
Operating personnel | 4.75 | 2.66–8.50 | <0.001 | 1.78 | 1.23–2.58 | 0.002 |
Business, service personnel | 3.23 | 2.70–3.87 | <0.001 | 1.97 | 1.80–2.15 | <0.001 |
Freelancer | 3.44 | 2.42–4.88 | <0.001 | 1.90 | 1.57–2.30 | <0.001 |
No occupation (housewife, etc.) | 3.65 | 2.77–4.80 | <0.001 | 2.12 | 1.83–2.46 | <0.001 |
Others | 2.18 | 0.65–7.27 | 0.205 | 1.69 | 0.96–2.98 | 0.070 |
High school student | Reference | Reference | ||||
Yes | 1.46 | 1.28–1.66 | <0.001 | 1.14 | 1.08–1.21 | <0.001 |
Never and previously | Reference | Reference | ||||
Drinking behavior | ||||||
Yes | 1.54 | 1.32–1.80 | <0.001 | 1.17 | 1.09–1.26 | <0.001 |
Never | Reference | Reference |
Abbreviations: BMI, body mass index; OR, odds ratio; CI, confidence interval.