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Table 1 The correlation between the expression of BCRP and the clinicopathological parameter

From: ABCG2 is associated with HER-2 Expression, lymph node metastasis and clinical stage in breast invasive ductal carcinoma

 

Patients

BCRP expression

P value

 

n (%)

negative

low

high

 

Age

    

0.801

   ≤ 50 years

80

10

38

32

 

   > 50 years

116

16

59

41

 

Histology-type

    

0.711

   IDC

155

20

75

60

 

   IDC with others

41

6

22

13

 

Histology-grade

    

0.424

   G1/G2

143

19

67

57

 

   G3

53

7

30

16

 

Tumour size

    

0.210

   ≤ 2.0 cm

97

9

48

40

 

   > 2.0 cm

99

17

49

33

 

LNM

    

0.049*

   -

103

8

56

39

 

   +

93

18

41

34

 

ER

    

0.136

   -/+

96

14

53

29

 

   ++/+++

100

12

44

44

 

PR

    

0.693

   -/+

128

18

65

45

 

   ++/+++

68

8

32

28

 

HER2

    

0.001*

   -/+

138

18

57

63

 

   ++/+++

58

8

40

10

 

Ki67

    

0.906

   Positive ≤ 50%

154

21

75

58

 

   Positive > 50%

42

5

22

15

 

Clinical stage

    

0.015*

   Stage I

60

2

32

26

 

   Stage IIa and IIb

86

11

44

31

 

   StageIIIa and IIIb

50

13

21

16

 
  1. P values were evaluated by chi-square test or the Fisher's exact test. *P < 0.05.