Multivariable adjusted means of mammographic density measures by alcohol intake, stratified by HRT use.

*Percent density and dense area were square-root transformed for analysis and the values shown are on a back-transformed scale.Model 1: adjusted for age at mammography.Model 2: adjusted for age at mammography, BMI, age at menarche, parity and age at first birth (nulliparous, 1 child age at first birth 2 hrs per week).