The association between the most significant SNP within each growth factor gene and MD in Norwegian women (N = 310).

a<p>Number of women with wild-wild genotype.</p>b<p>Number of women with wild-variant genotype.</p>c<p>Number of women with variant-variant genotype.</p>d<p>Minor allele frequency.</p>e<p>Percent MD per variant allele based on additive model adjusted for age at mammogram (continuous) and BMI at mammogram (continuous).