Table 1 Demographics of patients and tumor characteristics
From: Genomic alterations of primary tumor and blood in invasive ductal carcinoma of breast
Characteristic | No. of patients (n = 30) |
|---|---|
Mean age (years) ± SD (range) | 49.2 ± 8.6 (35--70) |
Histological subtype | Â |
Invasive ductal carcinoma | 30 |
Tumor status | Â |
   T1 | 15 |
   T2 | 13 |
   T3 | 2 |
Lymph node status | Â |
   N0 | 17 |
   N1 | 7 |
   N2 | 4 |
   N3 | 2 |
TNM stage | Â |
   I | 15 |
   II | 9 |
   III | 6 |
Tumor differentiation | Â |
   Well | 4 |
   Moderate | 18 |
   Poor | 8 |
Hormone receptor status | Â |
   Estrogen receptor |  |
   Positive | 21 |
   Negative | 9 |
Progesterone receptor | Â |
   Positive | 13 |
   Negative | 17 |
HER-2 receptor status | Â |
   Positive | 9 |
   Negative | 21 |