Table 3. Survival analysis for recurrence-free survival.

Variables	Category	Recurrence-free survival in all patients
		Univariate analysis		Multivariate analysis
		P	P	HR	95% CI
Age, years	< 64 vs ≥ 64	0.666	0.097	5.209	0.743–36.514
pTNM Stage	I & II vs. III	0.030	0.050	6.630	0.999–44.012
miR-BART20-5p	High vs. low	0.016	0.034	6.951	1.158–41.737

pTNM, pathologic tumor-node-metastasis.