Table 4.

Associations of CYP11Agenotypes and breast cancer risk, stratified by menopausal status, in the Shanghai Breast Cancer Study

Presense of the 8 (TAAAA) repeat alleleCases
Controls
OR
No.%No.%
Premenopausal women
    None52175.9557683.971.0 (reference)*
    One copy15222.1610515.311.7 (1.3–2.3)
    Two copies131.9050.732.6 (0.9–7.5)
    Trend testP < 0.001
Postmenopausal women
    None25478.4032983.91.0 (reference)*
    One copy6319.446015.311.5 (1.0–2.2)
    Two copies72.1630.773.4 (0.8–14.1)
    Trend testP = 0.018
  • Note: Adjusted for age and education.

  • * Reference group.