Table 1.
Odds Ratios (95% Confidence Interval) for squamous cell carcinoma of the head and neck (SCCHN) according to the collected variables.
| 283 Cases | 295 Controls | OR° (95% CI) | |
|---|---|---|---|
| n (%) | n (%) | ||
| Age (years ± SD) | 63.3 ± 11.2 | 63.5 ± 13.1 | - |
| Male gender | 234 (82.7) | 177 (60.0) | 0.85 (0.50 – 1.42) |
| Alcohol drinkers | |||
| 0 g/day | 59 (20.9) | 146 (49.7) | 1* |
| 1–30 g/day | 119 (42.2) | 141 (48.0) | 1.58 (0.98 – 2.52) |
| > 31 g/day | 104 (36.88) | 7 (2.38) | 18.56 (7.26 – 47.44) |
| Pack-years of smoking | |||
| 0 | 58 (18.5) | 179 (62.0) | 1* |
| 1–24 | 67 (23.8) | 66 (22.8) | 2.97 (1.72 – 5.12) |
| > 24 | 162 (57.7) | 44 (15.2) | 8.23 (4.73 – 14.32) |
| Fruit and vegetables intake | |||
| ≥ 2 portions/day | 116 (41.1) | 198 (69.5) | 1* |
| < 2 portion/day | 166 (58.9) | 87 (30.5) | 2.70 (1.73 – 4.21) |
| Physical activity | |||
| ≥ 2 times/week | 15 (5.5) | 30 (10.2) | 1* |
| < 2 time/week | 259 (94.5) | 263 (89.8) | 1.56 (0.68 – 3.57) |
| Family history of cancer | |||
| No | 137 (62.0) | 232 (81.4) | 1* |
| Yes | 84 (38.0) | 53 (18.6) | 2.42 (1.42 – 4.13) |
* Reference group
° Odds Ratio (OR) adjusted for gender, alcohol, pack-years, physical activity and fruit and vegetables intake