Table 1 Patient characteristics per study group

From: Differential gene expression in distinct virologic types of hepatocellular carcinoma: association with liver cirrhosis

  HBV-positive HCC HCV-positive HCC
Factors LC(−) (n=6) LC(+) (n=8) P value LC(−) (n=14) LC(+) (n=17) P value
Sex (male/female) 3/3 5/3 N.S. 12/2 10/7 N.S.
Age (year) 47.3±4.5 54.6±3.8 N.S. 65.9±1.5 66.2±1.6 N.S.
Primary lesion (single/multiple) 4/2 2/6 N.S. 6/8 6/11 N.S.
Tumor size (cm) 7.0±2.9 5.1±1.2 N.S. 5.3±1.3 5.7±1.0 N.S.
Differentiation (G1/G2 /G3) 0/4/2 0/5/3 N.S. 1/12/ 1 1/13/3 N.S.
Venous invasion (−/+) 4/2 3/5 N.S. 8/6 11/6 N.S.
Stage (I or II/IIIA or IV) 4/2 4/4 N.S. 9/5 13/4 N.S.
  1. HBV: hepatitis B virus, HCV: hepatitis Cvirus, LC: liver cirrhosis, Stage and tumor differentiation determined based on TNM classification of UICC. The χ2- test, Fisher's exact test and Student's t-test were used to elucidate differences in backgrounds between each group