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Table 1 Clinicopathological features of the tumor cohort

From: Jab1 is a target of EGFR signaling in ERα-negative breast cancer

Parameter   Number Percentage
Gradea    
  Low 69 16%
  Intermediate 237 56%
  High 90 21%
  Unknown 28 7%
Size    
  ≤2 cm 115 27%
  >2 cm 304 71%
  Unknown 5 2%
Nodal status    
  Negative 163 38%
  Positive 249 59%
  Unknown 12 3%
Estrogen receptorb    
  Negative 154 36%
  Positive 270 64%
Progesterone receptorc    
  Negative 189 45%
  Positive 235 55%
  1. aBased on Nottingham system. bEstrogen receptor-negative, <3 fmol/mg protein. cProgesterone receptor-negative, <15 fmol/mg protein.