Table 2.

Subject characteristics

CharacteristicCategoryNo.%
Age (y)Median43
Range27-60
No. visits for DLMedian2
Range1-5
No. distinct ducts lavagedMedian3
Range1-7
BRCA gene mutation11647%
21853%
Menopausal statusPre1853%
Post1647%
Bilateral oophorectomyNo1853%
Yes1647%
Tamoxifen useNo3294%
Past13%
Current13%
Previous BCNo2368%
Yes1132%
ParousNo618%
Yes2882%
Cytologic atypia seen on any DLNo2574%
Yes926%
BC development during studyNo2779%
Yes721%
Previous breast feedingNo824%
Yes2676%
Use of contraceptive pillNever26%
Yes, past3088%
Yes, currently26%