Table 1.
Distribution of Cases and Controls With Respect to Alcohol Use and Smoking in a Study of Oral Cancer Among 458 Veteransa
A = Alcohol Use | B = Smoking | Oral Cancer |
|
Cases, no. | Controls, no. | ||
1 | 1 | 225 | 166 |
1 | 0 | 6 | 12 |
0 | 1 | 8 | 18 |
0 | 0 | 3 | 20 |