From: Polymorphisms of glutathione-S-transferase M1, T1, P1 and the risk of prostate cancer: a case-control study
Control group
Number (%) of subjects
Prostate cancer patients
No.
228
129
Smoking status
Smokers
51 (22%)
35 (27%)
Non-smokers
177 (78%)
94 (73%)
PSA (ng/ml, means ± SD)
2,73 ± 6,78
30,46 ± 77,89***