Table 3 Combined genotype analysis of GSTM1 and GSTT1 on risk of gastric cancer
GSTM1 genotyping | GSTT1 genotyping | Cases (n = 5072) | Control (n = 5775) | OR (95% CI) | POR |
|---|---|---|---|---|---|
Present | Present | 1315 | 1762 | 1 | Â |
| Â | Null | 1024 | 1126 | 1.107(0.980-1.251) | 0.102 |
Null | Present | 1461 | 1736 | 1.134(0.969-1.328) | 0.117 |
| Â | Null | 1272 | 1151 | 1.505(1.165-1.944) | 0.002 |