Interaction of tobacco and alcohol on HNSCC risk ORs and 95% CIs
| Terms . | Tobacco (pack-years)* . | . | . | . | . | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| . | 0 . | >0-15 . | >15-35 . | >35-58 . | >58 . | |||||
| Alcohol (drinks/wk)* | ||||||||||
| 0 | 1.0 | 1.2 (0.8-1.7) | 1.4 (1.0-2.1) | 1.7 (1.1-2.6) | 3.5 (2.2-5.5) | |||||
| >0-6 | 0.7 (0.5-1.0) | 0.8 (0.5-1.3) | 1.0 (0.6-1.7) | 1.1 (0.6-2.0) | 2.3 (1.3-4.2) | |||||
| >6-11 | 0.9 (0.6-1.4) | 1.1 (0.6-1.9) | 1.3 (0.8-2.4) | 1.6 (0.9-2.9) | 3.2 (1.8-5.9) | |||||
| >11-26 | 1.4 (0.9-2.1) | 1.6 (0.9-2.8) | 2.0 (1.2-3.4) | 2.4 (1.4-4.2) | 4.9 (2.7-8.8) | |||||
| >26 | 1.8 (1.1-3.1) | 2.1 (1.1-4.0) | 2.6 (1.4-4.8) | 6.5 (3.2-13.0) | 17.3 (7.8-38.3) | |||||
| Terms . | Tobacco (pack-years)* . | . | . | . | . | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| . | 0 . | >0-15 . | >15-35 . | >35-58 . | >58 . | |||||
| Alcohol (drinks/wk)* | ||||||||||
| 0 | 1.0 | 1.2 (0.8-1.7) | 1.4 (1.0-2.1) | 1.7 (1.1-2.6) | 3.5 (2.2-5.5) | |||||
| >0-6 | 0.7 (0.5-1.0) | 0.8 (0.5-1.3) | 1.0 (0.6-1.7) | 1.1 (0.6-2.0) | 2.3 (1.3-4.2) | |||||
| >6-11 | 0.9 (0.6-1.4) | 1.1 (0.6-1.9) | 1.3 (0.8-2.4) | 1.6 (0.9-2.9) | 3.2 (1.8-5.9) | |||||
| >11-26 | 1.4 (0.9-2.1) | 1.6 (0.9-2.8) | 2.0 (1.2-3.4) | 2.4 (1.4-4.2) | 4.9 (2.7-8.8) | |||||
| >26 | 1.8 (1.1-3.1) | 2.1 (1.1-4.0) | 2.6 (1.4-4.8) | 6.5 (3.2-13.0) | 17.3 (7.8-38.3) | |||||
NOTE: Adjusted for age, gender, and race.
Categories determined by quartiles among all exposed individu als.