Table 3.

Stratification analysis of serum miR-320a level between different gastric disease groups (mean ± SD)

miRNA			CON(n)	AG(n)	GC(n)	P-value
miR-320a	Male	≥60	5.02 ± 0.44(27)	4.96 ± 0.43(28)	4.99 ± 0.46(26)	0.796
		<60	5.03 ± 0.53(38)	5.05 ± 0.49(33)	5.01 ± 0.39(33)	0.859
	Female	≥60	4.98 ± 0.46(22)	4.77 ± 0.39(24)	4.63 ± 0.41(23)	0.008*
		<60	4.88 ± 0.31(16)	4.91 ± 0.39(9)	4.92 ± 0.42(12)	0.774

P^*:GC vs Control. n mean the sample number of each subgroup.