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Table 1 Expression of claudin-2 and claudin-5 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From: RETRACTED ARTICLE: Differences in the expression profiles of claudin proteins in human nasopharyngeal carcinoma compared with non-neoplastic mucosa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-2 (high)

claudin-2 (low)

P

n

claudin-5 (high)

claudin-5 (low)

P

Nasopharyngeal carcinoma tissue

70

17

53

< 0.01

70

21

49

< 0.01

Mucosae

70

32

38

 

70

42

28

 

Age (years)

        

≤60

37

10

27

0.896*

37

9

28

0.364*

> 60

33

7

26

 

33

12

21

 

Histological grade

        

Well-differentiated

31

9

22

0.472*

31

10

21

1.000*

Moderately and poorly differentiated

39

8

31

 

39

11

28

 

Lymph node metastasis

        

–

21

6

15

0.792*

21

4

17

< 0.05

–

49

11

38

 

49

17

32

 

Ki67

        

+

22

5

17

1.000*

22

6

16

1.000*

–

48

12

36

 

48

15

33

 

Clinical stage

        

I~II

27

7

20

0.364*

27

5

22

< 0.01

III~IV

43

10

33

 

43

16

27

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