Table 6 Changes in intrinsic subtype after neoadjuvant chemotherapy. Differences between pre- and post-chemotherapy assessments were not statistically significant.

From: Biomarker dynamics and prognosis in breast cancer after neoadjuvant chemotherapy

 

Subtype post-chemotherapy

Total

HER2+

Luminal A

Luminal B HER2−

Luminal B HER2+

Triple negative

Subtype pre-chemotherapy

      

 HER2+

18

1

1

1

0

21

 Luminal A

0

36

12

0

0

48

 Luminal B HER2−

0

4

24

1

1

30

 Luminal B HER2+

0

2

3

20

0

25

 Triple Negative

0

2

0

0

32

34

Total

18

45

40

22

33

158