Table 2. Univariate and multivariate Cox proportional hazards regression analysis.

	Univariate analysis		Multivariate analysis
	Hazard ratio (95% CI)	P value	Hazard ratio (95% CI)	P value
Risk scorea	2.718 (2.103–3.514)	2.32E−14	2.513 (1.886–3.348)	3.12E−10
Age	1.01 (0.997–1.024)	0.139	1.009 (0.993–1.025)	0.2602
Gender (Male/Female)	0.816 (0.573–1.163)	0.26	0.968 (0.646–1.450)	0.8748
TP53 mutation (Y/N)	1.563 (1.078–2.266)	0.0184	1.395 (0.915–2.128)	0.1217
HBV infection (Y/N)	1.697 (1.199–2.402)	0.0029	1.656 (1.113–2.463)	0.0129
Pathologic stage (ii/i)	1.423 (0.872–2.323)	0.1583	0.864 (0.513–1.455)	0.5827
Pathologic stage (iii/i)	2.676 (1.754–4.083)	4.92E−06	1.794 (1.125–2.861)	0.0141
Pathologic stage (iv/i)	5.496 (1.695–17.821)	0.0045	2.836 (0.818–9.833)	0.1003

Notes.

^aDerived from risk score model based on the expression of prognostic lncRNAs.