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Table 1 Patient and tumor characteristics

From: Luminal B breast cancer subtype displays a dicotomic epigenetic pattern

  Subtype
Luminal A Luminal B-Her2 Luminal B LumB versus LumA LumB versus LumB-HER2
Count Proportion Count Proportion Count Proportion
Histological grade         
 II 8 1 2 0.5 13 0.76 0.269a 0.316a
 III 0 0 2 0.5 4 0.24   
Tumor size         
 <1 cm 3 0.375 1 3 10 0.58 0.659a 0.311a
 ≥2 cm 5 0.625 3 8 7 0.42   
Node involvement
 Negative 3 0.42 1 0.25 8 0.47 1a 0.603a
 Positive 4 0.58 3 0.75 9 0.53   
Ki-67         
 Mean 10 %   50 %   43 %   0.0001b 0.362b
 SD 4 %   22 %   23 %    
PgR status         
 Negative 0 0 1 0.25 10 0.58 0.008a 0.311a
 Positive 8 1 3 0.75 7 0.42   
  1. aChi squared test
  2. bMann–Whitney U test