Skip to main content

Table 1 Correlation between clinicopathological features and K-RAS mutation of codon 12 1st base and codon 13 2nd base

From: Fast simultaneous detection of K-RASmutations in colorectal cancer

  

mutation of codon 12 1st base

mutation of codon 13 2nd base

  

no

yes

total

p-value

no

yes

total

p-value

Tumor size

<= 3 cm

55

5

57

1

56

1

57

0.03

 

>3 cm

160

8

168

 

149

19

168

 

Grade

Well

4

0

4

0.749

4

0

4

0.416

 

Moderate

171

9

180

 

161

19

180

 
 

Poor

10

1

11

 

11

0

11

 

Lymph node metastasis

-

107

2

109

0.048

101

8

109

0.621

 

+

88

8

96

 

87

9

96

 

Stage

I, II

76

0

76

0.121

70

6

76

0.782

 

III, IV

76

4

80

 

72

8

80

 

Survival

<= 5 years

114

9

123

0.023

109

14

123

0.162

 

>5 years

104

1

105

 

99

6

105

 
  1. p-value by Chi-square Test or Fisher's Exact Test when appropriated