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Table 1 Patient characteristics

From: Differential expression of histone deacetylases HDAC1, 2 and 3 in human breast cancer - overexpression of HDAC2 and HDAC3 is associated with clinicopathological indicators of disease progression

Characteristic No. of patients %
All cases 238 100
Histological type   
Ductal carcinoma 173 72.7
Lobular carcinoma 39 16.4
Other carcinoma 26 10.9
pT status*   
pT1 127 53.8
pT2 89 37.7
pT3 7 3
pT4 13 5.5
Nodal status*   
negative 143 63
positive 84 37
Histological grade   
G1 66 27.7
G2 109 45.8
G3 63 26.5
hormone receptor status*   
both negative 45 19.3
ESR1 and/or Progesterone positive 188 80.7
HER-2 status*   
negative (score 0, 1+ and 2+ SISH negative) 202 88.6
positive (score 2+ SISH positive and score 3+) 26 11.4
age   
<= 60 years 121 50.8
> 60 years 117 49.2
  1. * = Not all of the data were available for all patients.