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Table 1 Relevant clinicopathological features of all studied breast cancer patients

From: Her2/EGFR-PDGFR pathway aberrations associated with tamoxifen response in metastatic breast cancer patients

Characteristics N = 157 (%)
Age
 Mean: 51.63 ± 10.5
  < 50 76 (48.4)
  ≥ 50 81 (51.6)
Tumor size
 ≤ 5 cm 131 (83.4)
 > 5 cm 26 (16.6)
TNM staging-T
 T1 13 (8.3)
 T2 104 (66.2)
 T3 40 (25.5)
Lymph nodes
 N0 30 (19.1)
 N1 51 (32.5)
 N2 51 (32.5)
 N3 25 (15.9)
Grade
 1 11(7)
 2 112 (71.3)
 3 34 (21.65)
ER
 Negative 49 (31.2)
 Positive 108 (68.8)
PR
 Negative 79 (50.3)
 Positive 78 (49.7)
HER2
 Negative 99 (63.1)
 Positive 58 (36.9)