Table 1.
Feature | N=147 | |
---|---|---|
Median age, years (range) | 43 (28–76) | |
Histology, n (%) | Ductal | 134 ( |
Mixed ductal and lobular | 1 | |
Lobular | 3 | |
Metaplastic | 9 | |
Estrogen receptor (ER) | Positive | 31 (21.1%) |
Negative | 116 (78.9%) | |
Progesterone receptor (PR) | Positive | 41 (27.9%) |
Negative | 106 (72.1%) | |
HER2/neu | Positive | 14 (9.5%) |
Negative | 133 (90.5%) | |
ER/PR | Positive | 24 (16.3%) |
Negative | 99 (67.3%) | |
ER/PR Discordant | 24 (16.3%) | |
Triple negative | Yes | 89 (60.5%) |
No | 58 (39.5%) | |
ALDH1 | Positive | 66 (44.9%) |
Negative | 81 (55.1%) | |
Androgen receptor | 1+ Negative | 75 (56.0%) |
2+ Weak | 23 (17.2%) | |
3+ Moderate | 28 (20.9%) | |
4+ Strong | 8 (6.0%) |