Table 2.
Multivariate logistic regression analysis for the independent risk factors of oral cancer in men and women
| Men | Women | |||||||
|---|---|---|---|---|---|---|---|---|
| Variable | Categories | Reference | OR(95%CI) | Variable | Categories | Reference | OR(95%CI) | |
| Smoking (pack-year) | <20 | Never | 1.47(1.04-2.08) | Passive smoking | Yes | No | 1.77(1.35-2.32) | |
| 20~ | 1.62(1.17-2.24) | Cooking oil fume exposure | Middle | Light and below | 1.78(1.31-2.41) | |||
| 40~ | 2.84(2.05-3.93) | Heavy | 2.60(1.19-5.70) | |||||
| Alcohol drinking (g/day) | <20 | Never | 1.05(0.76-1.45) | Tea consumption | Yes | No | 0.71(0.51-0.99) | |
| 20~ | 1.59(1.13-2.23) | Vegetables (times/day) | ≥1 | <1 | 0.49(0.30-0.79) | |||
| 60~ | 2.52(1.78-3.57) | Fruits (times/week) | ≥3 | <3 | 0.52(0.40-0.69) | |||
| Tea consumption | Yes | No | 0.66(0.52-0.84) | Beans (times/week) | ≥1 | <1 | 0.72(0.54-0.97) | |
| Fish (times/week) | ≥3 | <3 | 0.72(0.57-0.92) | Teeth loss | <5 | 0 | 1.59(1.07-2.36) | |
| Seafood (times/week) | ≥1 | <1 | 0.66(0.51-0.86) | ≥5 | 2.10(1.32-3.35) | |||
| Vegetables (times/day) | ≥1 | <1 | 0.30(0.21-0.44) | Regular dental visits (times/year) | <1 | Never | 0.53(0.35-0.81) | |
| Fruits (times/week) | ≥3 | <3 | 0.38(0.30-0.49) | ≥1 | 0.45(0.22-0.93) | |||
| Teeth loss | <5 | 0 | 1.67(1.22-2.28) | Repetitive dental ulcer | Yes | No | 6.00(3.67-9.80) | |
| ≥5 | 1.69(1.19-2.42) | Age of first intercourse | ≤22 | >22 | 1.50(1.12-2.01) | |||
| Regular dental visits (times/year) | <1 | Never | 0.50(0.33-0.75) | |||||
| ≥1 | 0.47(0.25-0.89) | |||||||
| Repetitive dental ulcer | Yes | No | 4.76(2.75-8.21) | |||||