From: Genetic polymorphisms in XRCC1 genes and colorectal cancer susceptibility
Controls (%) n = 350 | Cases (%) n = 320 | P | |
---|---|---|---|
Arg194Trp (smoking) | |||
Trp/Trp | 11(3.1) | 15(4.7) | 0.491 |
Arg/Trp + Arg/Arg | 124(35.4) | 127(39.7) | |
Arg399Gln (smoking) | |||
Arg/Arg | 122(34.9) | 137(42.8) | 0.912 |
Arg/Gln + Gln/Gln | 60(17.1) | 69(21.6) | |
Arg399Gln (drinking) | |||
Arg/Arg | 39(11.1) | 46(14.4) | 0.812 |
Arg/Gln + Gln/Gln | 21(6.0) | 27(8.4) |