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Table 2 Expression of HBO1 in relation to the clinical and pathological characteristics of patients

From: Estrogen receptor α (ERα) mediates 17β-estradiol (E2)-activated expression of HBO1

clinical feature total HBO1 expression P-value
   negative positive  
Tumor grade
I 45 21 24 0.610
II/III 67 28 39  
Ki67
negative 50 23 27 0.550
positive 62 25 37  
Estrogen receptor
negative 39 26 13 < 0.001**
positive 73 22 51  
Progesterone receptor
negative 60 34 26 0.002**
positive 52 14 38  
P53
negative 62 23 39 0.170
positive 50 25 25  
Histology Grade
G1 32 17 15 0.165
G2/G3 80 31 49  
among ER positive tumors
Histology Grade
G1 25 12 13 0.016*
G2/G3 48 10 38  
among ER negative tumors
Histology Grade
G1 8 5 3 0.779
G2/G3 31 21 10  
  1. *P < 0.05 **P < 0.01