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Table 1 Clinical characteristic of colon cancer patients and cancer-free controls

From: rs35301225 polymorphism in miR-34a promotes development of human colon cancer by deregulation of 3′UTR in E2F1 in Chinese population

Variables Cases (n = 685) Controls (n = 618) P*
N % N %
Age (years)
 ≤50 376 54.89 345 55.83 0.738
 >50 309 45.11 273 44.17  
Gender
 Male 318 46.42 319 51.62 0.067
 Female 367 53.58 299 48.38  
Tumor size (cm)
 ≤5 478 69.78    
 >5 207 30.22    
Differentiation
 Well 249 36.35    
 Moderate 205 29.93    
 Poor 231 33.72    
Metastasis
 Yes 412 60.15    
 No 273 39.85    
  1. * Two-sided Chi square test for either genotype distributions or allele frequencies between cases and controls