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Table 3 Effect of mRNA expression levels of ERBB4 and stage on DRFS (multivariate analysis, Cox-regression)

From: Prognostic value of ERBB4 expression in patients with triple negative breast cancer

Clinical variables

HR

95% CI

p-value

(A) All stages

   

Stage

  

<0.001

 I

1.0

NA

 

 IIA

1.37

0.47 – 4.01

 

 IIB

3.28

1.07 – 10.04

 

 IIIA

4.81

1.39 – 16.65

 

 IIIC

35.12

9.62 – 128.27

 

ERBB4 (median: 1.3)

  

0.005

 Low

1.0

NA

 

 High

3.12

1.42 – 6.87

 

(B) Early stage (N = 149)

   

Stage

  

0.669

 I

1.0

NA

 

 IIA

1.37

0.43 – 3.77

 

ERBB4 (median: 1.3)

  

0.728

 Low

1.0

NA

 

 High

1.21

0.41 – 3.55

 

(C) Advanced stage (N = 54)

   

Stage

  

<0.001

 IIB

1.0

NA

 

 IIIA

1.12

0.33 – 3.83

 

 IIIC

35.71

6.73 – 189.65

 

ERBB4 (median: 1.3)

  

0.004

 Low

1.0

NA

 

 High

7.79

1.96 – 31.01

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