Table 1 Clinicopathological parameters for patients with early TNBC

Age

56.3 (± 12.8)

56.7 (± 12)

55.4 (± 15)

0.83

Menopausal status

0.43

 Non-menopausal

11 (38%)

7 (33%)

4 (50%)

 Menopausal

18 (62%)

14 (67%)

4 (50%)

Histological type

1

 IDC

26 (90%)

19 (90%)

7 (88%)

 ILC

3 (10%)

2 (10%)

1 (12%)

 Tumor size (larger diameter—in mm)

36 ± 24

28 ± 15

56 ± 32

0.04

Unifocal

0.20

 Yes

18 (62%)

15 (71%)

3 (38%)

 No

11 (38%)

6 (29%)

5 (62%)

Grade

1

 I

0

0

0

 II

3 (10%)

2 (10%)

1 (12%)

 III

26 (90%)

19 (90%)

7 (88%)

Ki67

-

  < 15%

0

0

0

  ≥ 15%

29 (100%)

21 (100%)

8 (100%)

Nodal invasion at diagnosis

0.68

 Yes

12 (41%)

8 (38%)

4 (50%)

 No

17 (59%)

13 (62%)

4 (50%)

Type of NAC

0.07

 EC-T

27 (93%)

21 (100%)

6 (75%)

 EC-T-C

2 (7%)

0

2 (25%)

Type of breast surgery

0.01

 BCS

11 (38%)

11 (52%)

0

 Mastectomy

18 (62%)

10 (48%)

8 (100%)

Type of axillary surgery

0.02

 SLNB

11 (38%)

11 (52%)

0

 ALND

18 (62%)

10 (48%)

8 (100%)

Adjuvant radiotherapy

0.67

 Yes

20 (69%)

15 (71%)

5 (63%)

 No

9 (31%)

6 (29%)

3 (37%)