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Table 3 Histological scoring across PAM50 subtypes

From: PAM50 Breast Cancer Subtyping by RT-qPCR and Concordance with Standard Clinical Molecular Markers

  Grade ER PR HER2
 LumA G1-68 (25%) Neg-19 (7%) Neg-16 (6%) Neg-273 (99%)
n = 277 G2-142 (51%) Pos-258 (93%) Pos-261 (94%) Pos-4 (1%)
  G3-39 (14%)    
  GX-28 (10%)    
 LumB G1-25 (10%) Neg-22 (8%) Neg-68 (26%) Neg-224 (86%)
n = 261 G2-111 (43%) Pos-239 (92%) Pos-193 (74%) Pos-37 (14%)
  G3-111 (43%)    
  GX-14 (5%)    
HER2-E G1-6 (3%) Neg-63 (36%) Neg-93 (53%) Neg-105 (60%)
n = 174 G2-65 (37%) Pos-111 (64%) Pos-81 (47%) Pos-69 (40%)
  G3-96 (55%)    
  GX-7 (4%)    
 Basal G1-0 (0%) Neg-63 (90%) Neg-62 (89%) Neg-67 (96%)
n = 70 G2-4 (6%) Pos-7 (10%) Pos-8 (11%) Pos-3 (4%)
  G3-61 (87%)    
  GX-5 (7%)