Tumor stage

CK20

Negative

Weak

Moderate

Strong

Total

Stage Ta

N

6

1

7

11

25

%

24.00

4.00

28.00

44.00

100.00

Stage T1

N

13

11

39

6

69

%

18.84

15.94

56.52

8.70

100.00

Stage T2

N

9

7

25

21

62

%

14.52

11.29

40.32

33.87

100.00

Stage T3

N

4

1

7

14

26

%

15.38

3.85

26.92

53.85

100.00

stage T4

N

0

0

0

5

5

%

0.00

0.00

0.00

100.00

100.00

Total

N

32

20

78

57

187

%

17.11

10.70

41.71

30.48

100.00

Chi-square

X2

43.840

P-value

0.000