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Table 1 Age and hormone status as determined by OHSU pathology

From: Estrogen receptor, progesterone receptor, interleukin-6 and interleukin-8 are variable in breast cancer and benign stem/progenitor cell populations

Tumor samples Age ER status by IHC PR status by IHC
21 T 40 Positive Positive
23 T 67 Positive Positive 60%
30 T 45 Positive Positive
46 T 64 90% Positive 35%
50 T 79 Positive Positive
51 T 60 Positive Positive 3%
52 T 58 Positive Positive
53 T 60 Positive Positive 80%
54 T 51 Positive Positive
13 T 52 Positive Positive 95%
19 T 72 Positive Positive 95%
20 T 60 Positive Positive 95%
78 T 79 Positive Positive 30%
79 T 59 Positive Positive 75%
82 T 90 Positive Positive
85 T 61 Positive Positive 60%
88 T 59 Positive Negative
103 T 78 93% Positive 26%
113 T 54 Positive Positive 80%
115 T 67 Positive Positive 100%
16 T 59 Negative Negative
22 T 73 Negative Negative
28 T 59 Negative Negative
39 T 52 Negative 5%
55 T 54 Negative Negative
69 T 46 Negative Negative
102 T 69 Negative Negative
112 T 35 Negative Negative
122 T 54 Negative Negative
  1. Positive denotes samples that are greater than 95% positive unless otherwise indicated. Median age of patients with ER positive tumors is 60 ± 12.7 yr. (range 40–90 yr., mode = 60 yr.). Median age of patients with ER negative tumors is 54 ± 12.1 yr. (range 35–73 yr., mode = 59 yr.).