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Table 1 Clinicopathologic features of informative cases of Vietnamese and Japanese CRCs undergoing K- ras analysis

From: Differences in K-rasand mitochondrial DNA mutations and microsatellite instability between colorectal cancers of Vietnamese and Japanese patients

  Vietnamese CRC (n = 24) Japanese CRC (n = 45) p-value
Age, mean (range) 53.0 (32–79) 62.9 (42–87) 0.006
Sex, male/female 15/9 31/14 0.60
Tumour location    
Right/left side* 6/18 16/29 0.43
Histology    
Well/moderately/poorly differentiated 0/20/4 36/9/0 0.012
  1. *Right-side colon includes the cecum, ascending and transverse colon. Left-side colon includes the descending and sigmoid colon and rectum. CRC, colorectal cancer.