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Table 2 Expression of claudin −8 and claudin −9 and the clinicopathological characteristics in nasopharyngeal carcinoma patients

From: RETRACTED ARTICLE: Differences in the expression profiles of claudin proteins in human nasopharyngeal carcinoma compared with non-neoplastic mucosa

Item

n

claudin-8 (high)

claudin-8 (low)

P

n

claudin-9 (high)

claudin-9 (low)

P

Nasopharyngeal carcinoma tissue

70

37

53

< 0.01

70

20

50

1.000*

Mucosae

70

15

55

 

70

22

48

 

Age (years)

        

≤60

37

21

16

0.846*

37

11

26

1.000*

> 60

33

16

17

 

33

9

24

 

Histological grade

        

Well-differentiated

31

22

10

1.000*

31

9

22

0.736*

Moderately and poorly differentiated

39

45

23

 

39

11

28

 

Lymph node metastasis

        

21

16

5

< 0.01

21

8

13

1.000*

49

21

28

 

49

12

37

 

Ki67

        

+

22

9

13

0.472*

22

9

13

0.486*

48

28

20

 

48

11

37

 

Clinical stage

        

I~II

27

14

13

1.000*

27

6

21

0.162*

III~IV

43

23

20

 

43

14

29

 
  1. *No statistical significance was found with the Chi-square test/Chi-Square Goodness-of-Fit Test