Table 4.

Multivariate-adjusted ORs and 95% CIs for breast cancer risk by plasma 25-OHD levels (ng/mL) stratified by menopausal status

Menopausal StatusCasesControlsOR (95% CI)*
Premenopausal
    <20981171.00
    20-2979821.07 (0.65-1.49)
    30-39101981.20 (0.81-1.59)
    ≥4048670.83 (0.36-1.30)
Ptrend0.821
As continuous variable per 5 ng/mL increment3263640.97 (0.92-1.02)
Postmenopausal
    <202321731.00
    20-291901960.70 (0.41-0.99)
    30-391801830.70 (0.40-1.00)
    ≥40741130.46 (0.09-0.83)
Ptrend<0.001
As continuous variable per 5 ng/mL increment6766650.92 (0.89-0.96)
  • *Adjusted for age, race, BMI, and season of blood draw.