subgroups of women who did experience hrt associated increases in breast cancer risk included those women who had ever used hrt ( rr = 1.39 ; ci = 1.00-1.94 ) and those with no history of maternal breast cancer ( rr = 1.45 ) , those women with prior benign breast disease ( rr = 2.80 ) , and those women who experienced menopause at 44 years of age or later ( rr = 1.56 ) .
C0006141
breast
C0016034
benign breast disease