Table 2 Odds ratios for manganese superoxide dismutase (MnSOD) genotypes and breast cancer, according to menopausal status
MnSOD genotype | Cases | Controls | Odds ratio (95% confidence interval)a |
|---|---|---|---|
Premenopausal | n = 904 | n = 783 | |
Val/Val | 224 | 187 | Reference |
Val/Ala | 479 | 417 | 1.0 (0.8–1.2) |
Ala/Ala | 201 | 179 | 1.0 (0.7–1.3) |
Val/Val or Val/Ala | 703 | 604 | Reference |
Ala/Ala | 201 | 179 | 1.0 (0.8–1.2) |
Postmenopausal | n = 1121 | n = 1029 | |
Val/Val | 308 | 275 | Reference |
Val/Ala | 574 | 526 | 1.0 (0.8–1.2) |
Ala/Ala | 239 | 228 | 0.9 (0.7–1.2) |
Val/Val or Val/Ala | 882 | 801 | Reference |
Ala/Ala | 239 | 228 | 0.9 (0.8–1.2) |