Distributions of Genotypes and Adjusted ORs among Cases and Controls Stratified by Cumulative Cigarette Dose
Genotype | Never Smokers | Light Smoker (≤21 Pack-Years)† | Heavy Smokers (>21 Pack-Years) | |||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Controls | Cases | OR‡ (95% CI) | Controls | Cases | OR‡ (95% CI) | Controls | Cases | OR‡ (95% CI) | ||||||||||||||||||||||
n | % | n | % | n | % | n | % | n | % | n | % | |||||||||||||||||||
CYP1A1 | ||||||||||||||||||||||||||||||
*1/*1 | 185 | 79.7 | 24 | 77.4 | 1.00 | 173 | 82.8 | 23 | 76.7 | 1.00 | 56 | 88.9 | 145 | 87.3 | 1.00 | |||||||||||||||
*1/*2, *2/*2 | 47 | 20.3 | 7 | 22.6 | 1.28 (0.42-3.61) | 36 | 17.2 | 7 | 23.3 | 2.37 (0.72-7.47) | 7 | 11.1 | 21 | 12.6 | 1.00 (0.36-3.00) | |||||||||||||||
GSTM1 | ||||||||||||||||||||||||||||||
*1/*1, *1/*O | 99 | 42.7 | 13 | 41.9 | 1.00 | 102 | 48.8 | 9 | 30.0 | 1.00 | 28 | 44.4 | 93 | 56.0 | 1.00 | |||||||||||||||
*O/*O | 133 | 57.3 | 18 | 58.1 | 0.86 (0.34-2.17) | 107 | 51.2 | 21 | 70.0 | 2.68 (1.00-7.94)§ | 35 | 55.6 | 73 | 44.0 | 0.82 (0.42-1.63) | |||||||||||||||
GSTT1 | ||||||||||||||||||||||||||||||
*1/*1, *1/*O | 200 | 86.2 | 26 | 83.9 | 1.00 | 178 | 85.2 | 23 | 76.7 | 1.00 | 53 | 84.1 | 149 | 89.8 | 1.00 | |||||||||||||||
*O/*O | 32 | 13.8 | 5 | 16.1 | 1.37 (0.37-4.43) | 31 | 14.8 | 7 | 23.3 | 2.56 (0.71-8.79) | 10 | 15.9 | 17 | 10.2 | 0.36 (0.13-0.99)¶ | |||||||||||||||
NQO1 | ||||||||||||||||||||||||||||||
*1/*1 | 160 | 69.0 | 21 | 67.7 | 1.00 | 146 | 69.9 | 20 | 66.7 | 1.00 | 47 | 74.6 | 109 | 65.7 | 1.00 | |||||||||||||||
*1/*2, *2/*2 | 72 | 31.0 | 10 | 32.3 | 1.24 (0.47-3.18) | 63 | 30.1 | 10 | 33.3 | 0.91 (0.31-2.47) | 16 | 25.4 | 57 | 34.3 | 1.23 (0.58-2.66) |