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