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Table 3 Summary of the clinical pathological status of TNBC and non-TNBC used for EGFR, CK5/6 and c-KIT immunohistochemical analysis

From: Triple-negative breast cancer is associated with EGFR, CK5/6 and c-KIT expression in Malaysian women

Characteristic

No. of patients (%)

TNBC (N = 18)

non-TNBC (N = 18)

AGE AT DIAGNOSIS (y)

  ≤ 40

3 (16.6%)

2 (11.1%)

  41 ≤ y ≤ 49

10 (55.5%)

7 (38.9%)

  50 ≤ y ≤ 65

5 (27.7%)

6 (33.3%)

  > 65

0 (0.0%)

3 (16.7%)

GRADE

  1 (well differentiated)

0 (0%)

0 (0%)

  2 (moderately differentiated)

3 (16.6%)

5 (27.8%)

  3 (poorly differentiated)

15 (83.3%)

13 (72.2%)

TUMOR SIZE (cm)

  ≤ 2

7 (38.9%)

5 (27.8%)

  2 < cm ≤ 5

5 (27.8%)

9 (50.0%)

  > 5

3 (16.7%)

1 (5.6%)

  Unknown

3 (16.7%)

3 (16.7%)

LYMPH NODE INFILTRATION

  Positive

4 (21.1%)

8 (44.4%)

  Negative

14 (77.8%)

10 (55.6%)

  1. Note: Percentage (%) indicates the percentage within the subgroup.