Genotype and allele frequencies of the selected SNPs in CCNE1 and CDK2 and the association with risk of BC.

†Adjusted for age, BMI, age at menarche, age at first full-term pregnancy, menopause status and family history of cancer in first-degree relatives.*Two-sided χ2 test for difference in frequency distribution of genotypes between cases and controls.**1000 permutation tests for difference in frequency distribution of genotypes between cases and controls.***Two-sided χ2 test for difference in frequency distribution of alleles between cases and controls.Bold numbers indicate a statistical significance at 0.05 level.