Table 3. Univariate and multivariate analyses for survival of GC patients following gastrectomy using Cox's proportional hazard model.

	Variable	Univariate	Multivariate
		P-valuea	HR	95% CI	P-valueb
Sex	Male vs. female	0.7389
Age	≥ 65 vs. 65 <	0.5255
Tumor location	U vs. LM	0.6220
Histological type	UD vs. WD	0.6743
pStage (TNM)	III/IV vs. I/II	< 0.0001	14.72	5.13–52.81	< 0.0001
Plasma miR-101 expression	High vs. Low	0.0043	3.078	1.06–11.08	0.0368

^aKaplan-Meier method. Significance was determined by the log-rank test. ^bMultivariate survival analysis was performed using Cox's proportional hazard model. HR: hazard ratio; CI: confidence interval. Significant values are in bold.