Table 1

Summary of the clinical pathological status of triple-negative cases (TNBC) and non triple-negative cases (non-TNBC)
Characteristic No. of patients (%)
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%)

Note: Percentage (%) indicates the percentage within the subgroup. DCIS ductal carcinoma in-situ, IDC invasive ductal carcinoma.

Kanapathy Pillai et al.

Kanapathy Pillai et al. BMC Clinical Pathology 2012 12:18   doi:10.1186/1472-6890-12-18

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