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Table 1 Basic tumor characteristics

From: Comparison of immunohistochemistry with PCR for assessment of ER, PR, and Ki-67 and prediction of pathological complete response in breast cancer

 

no-pCR

 

pCR

  

Histological Type

    

p= 0.39

 Invasive ductal NOS

37

82.2%

9

100.0%

 

 Invasive lobular

7

15.6%

0

0.0%

 

 Other

1

2.2%

0

0.0%

 

Histological Grade

    

p= 1.00

 Grade 2

15

33.3%

3

33.3%

 

 Grade 3

30

66.7%

6

66.7%

 

ypT Category

    

p= 0.81

 ypT0

0

0.0%

9

100.0%

 

 ypT1

27

50.0%

0

0.0%

 

 ypT2

9

20.0%

0

0.0%

 

 ypT3

8

17.8%

0

0.0%

 

 ypT4

1

2.0%

0

0.0%

 

ypN Category

    

p= 0.81

 ypN0

27

50.0%

9

100.0%

 

 ypN+

25

46.3%

0

0.0%

 

 ypNX

2

3.7%

   

HER2 status

    

p= 0.68

 Neg

36

66.7%

7

13.0%

 

 Pos

7

13.0%

2

3.7%