Table 1 Correlation between breast cancer risk and serum selenium concentration in carriers of GPX1 nCC genotype:
BRCA1 gene mutation carriers | ||||
|---|---|---|---|---|
Cancer | Quartiles | Concentration Se (µg/l) | No. | No. |
cases | controls | |||
Breast (BRCA1) | I | 52,37 – 70,45 | 4 | 4 |
II | 72,45 – 78,03 | 1 | 7 | |
III | 78,68 – 85,5 | 2 | 6 | |
IV | 88,5– 741,33 | 3 | 5 | |
Unselected breast cancer | ||||
Cancer | Quartiles | Concentration Se (µg/l) | No. | No. |
cases | controls | |||
Unselected breast cancer | I | 49,73 – 72,51 | 29 | 26 |
II | 72,63 – 82,73 | 20 | 36 | |
III | 83,00 – 95,76 | 27 | 26 | |
IV | 96,74 – 160,97 | 26 | 30 | |