TABLE 2

Regression Coefficients (β) and 95% CIs for the Association Between Maternal Prepregnancy BMI and Mammographic Density in the Daughter in 656 Women Participating in the EDMD Study

n = 656Percent DensityDense Area
Model 1aModel 2bModel 1aModel 2b
β (95% CI)β (95% CI)β (95% CI)β (95% CI)
Prepregnancy BMI
 <23.03680.0 (−2.9 to 2.8)0.0 (−2.7 to 2.8)−3.2 (−7.6 to 1.3)−2.8 (−7.2 to 1.5)
 23.0 to <25.01240.0 (Ref)0.0 (Ref)0.0 (Ref)0.0 (Ref)
 25.0 to <30.0120−2.4 (−6.0 to 1.3)−2.5 (−6.1 to 1.2)−2.6 (−8.3 to 3.1)−2.7 (−8.4 to 3.0)
 ≥30.044−1.5 (−7.4 to 4.5)−1.7 (−7.6 to 4.1)1.1 (−9.3 to 11.5)1.7 (−8.7 to 12.0)
P for trend0.240.180.340.39
  • a Adjusted for age at mammogram, site, and adult BMI.

  • b Adjusted for age at mammogram, site, adult BMI, maternal education, race, and maternal smoking.