Table 1 Summary of the clinical pathological status of triple-negative cases (TNBC) and non triple-negative cases (non-TNBC)
From: Triple-negative breast cancer is associated with EGFR, CK5/6 and c-KIT expression in Malaysian women
Characteristic | Â | No. of patients (%) | Â |
|---|---|---|---|
TNBC (N = 42) | non-TNBC (N =298) | TOTAL | |
AGE AT DIAGNOSIS (y) | |||
  ≤ 40 | 15 (35.7%) | 49 (16.4%) | 64 (18.8%) |
  41 ≤ y ≤ 49 | 13 (31.0%) | 113 (37.9%) | 126 (37.1%) |
  50 ≤ y ≤ 65 | 13 (31.0%) | 107 (35.9%) | 120 (35.3%) |
  > 65 | 1 (2.4%) | 29 (9.7%) | 30 (8.8%) |
HISTOLOGY | |||
  DCIS | 3 (7.1%) | 35 (11.7%) | 38 (11.2%) |
  IDC | 35 (83.3%) | 232 (77.9%) | 267 (78.5%) |
  Others | 4 (9.5%) | 31 (10.4%) | 35 (10.3%) |
GRADE | |||
  1 (well differentiated) | 0 (0.0%) |  7 (2.3%) |  7 (2.1%) |
  2 (moderately differentiated) | 6 (14.3%) | 110 (36.9%) | 116 (34.1%) |
  3 (poorly differentiated) | 32 (76.2%) | 151 (50.7%) | 183 (53.8%) |
  Not determined | 4 (9.5%) | 30 (10.1%) | 34 (10.0%) |
TUMOR SIZE (cm) | |||
  ≤ 2 | 12 (28.6%) | 109 (36.6%) | 121 (35.6%) |
  2 < cm ≤ 5 | 15 (35.7%) | 99 (33.2%) | 114 (33.5%) |
  > 5 | 3 (7.1%) | 15 (5.0%) | 18 (5.3%) |
  Not determined | 12 (28.6%) | 75 (25.2%) | 87 (25.6%) |
LYMPH NODE INFILTRATION | |||
  Positive | 17 (40.5%) | 91 (30.5%) | 108 (31.8%) |
  Negative | 25 (59.5%) | 194 (65.1%) | 219 (64.4%) |
  Not determined | 0 (0.0%) | 13 (4.4%) | 13 (3.8%) |
p53 STATUS | |||
  Positive | 15 (35.7%) | 45 (15.1%) | 60 (17.6%) |
  Negative | 27 (64.3%) | 251 (84.2%) | 278 (81.8%) |
  Not determined | 0 (0.0%) |  2 (0.7%) |  2 (0.6%) |