Table 4.

Groups classification based on concurrent analysis with diverse age and number of aberrantly-methylated gene.

Group	105 cases (n)	HCC incidence (n)	HCC incidence rate (%)
0-40 years with 0-1 aberrantly-methylated gene	20	1	5.00%
0-40 years with 2-3 aberrantly-methylated genes	0	-	-
40-55 years with 0-1 aberrantly-methylated gene	52	4	7.69%
40-55 years with 2-3 aberrantly-methylated genes	8	7	87.50%
55-70 years with 0-1 aberrantly-methylated gene	15	11	73.33%
55-70 years with 2-3 aberrantly-methylated genes	10	9	90.00%