Female | 48 | |
Age (y) | 48 | 50 (range, 26–77) |
Premenopausal | 29 | |
Estradiol level (pg/mL) | 48 | 25 (range, 10–479) |
Weight (kg) | 48 | 68 (range, 48–122) |
BMI (kg/m2) | 48 | 25 (range, 18–43) |
Lean BMI (kg/m2) | 48 | 21 (range, 15–37) |
Tumor size (cm) | 45 | 1.9 (range, 0.9–7.0) |
Histology | | |
Ductal, mixed ductal | 44 | |
Lobular | 4 | |
ER-positive | 40 | |
PgR-positive | 33 | |
HER2-neu | 5 | |
Histologic grade | | |
Unknown | 5 | |
Grade 2 | 7 | |
Grade 3 | 36 | |
Nuclear grade | | |
Unknown | 11 | |
Grade 2 | 21 | |
Grade 3 | 16 | |
Stage | | |
I | 18 | |
II | 22 | |
III | 6 | |
IV (bone) | 2 | |
Surgery | 46 | |
Breast-conserving surgery (%) | 23 (50%) | |
Mastectomy (%) | 23 (50%) | |
Sentinel node biopsy (%) | 41 (89%) | |
Lymph node metastasis (%) | | |
0 | 25 (54%) | |
1–3 | 16 (35%) | |
≥4 | 5 (11%) | |