Table 4.
Number | Control (n %) | Case (n %) | OR (95% CI)* | P* value |
---|---|---|---|---|
0 | 29(1.91) | 11(1.23) | 1(reference) | |
1 | 261(17.22) | 128(14.32) | 1.35(0.65-2.83) | 0.42 |
2 | 275(18.14) | 149(16.67) | 1.52(0.73-3.17) | 0.26 |
3 | 681(44.92) | 396(44.07) | 1.62(0.79-3.31) | 0.19 |
4-5 | 270(17.81) | 210(23.44) | 2.14(1.03-4.43) | 0.04 |
P for trend | <0.001 |
Adjusted for age, sex, smoking status.