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. Author manuscript; available in PMC: 2017 May 17.
Published in final edited form as: Ann Surg Oncol. 2015 Mar 6;22(12):3831–3835. doi: 10.1245/s10434-015-4455-x

Table 1.

Distribution of Tumor Characteristics (n=147). Thirteen cases had inadequate tissue available for androgen receptor staining and analysis.

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%)