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Table 1 Patient and tumor characteristics

From: Estrogen receptor and HER2/neu status affect epigenetic differences of tumor-related genes in primary breast tumors

Clinical factors ER negative (n = 65) ER positive (n = 65)
Menopausal status   
   Premenopause 35 35
   Postmenopause 30 30
T stage   
   T1c 24 24
   T2 37 37
   T3 4 4
N stage   
   N0 38 38
   N1 26 27
   N2 1 0
M stage   
   M0 65 65
   M1 0 0
AJCC stage   
   I 17 17
   IIa 28 28
   IIb 16 16
   IIIa 4 4
   IV 0 0
HER2/neu 14/51 (27%) 15/56 (27%)
Total 65 65
  1. ER, estrogen receptor; HER, human epidermal growth factor receptor.
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Breast Cancer Research

ISSN: 1465-542X

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