. 2012 Apr 3;7(4):e34984. doi: 10.1371/journal.pone.0034984

Table 3. Multivariate Survival Analysis of OS and DFS in 68 patients with HCC.

Variables	OS			DFS
	RR	95%CI	P^a	RR	95%CI	P^a
TNM stage	2.482	(1.003–6.143)	0.049	1.905	(0.868–4.181)	0.108
Portal vein invasion	3.542	(1.752–7.158)	<0.001	2.953	(1.437–6.068)	0.003
Histopathological differentiation	1.325	(0.861–2.037)	0.200	1.336	(0.888–2.010)	0.165
LAPTM4B genotype	3.147	(1.619–6.115)	0.001	2.729	(1.427–5.220)	0.002

LAPTM4B, Lysosomal protein transmembrane 4 beta; HCC, hepatocellular carcinoma; OS, overall survival; DFS, disease-free survival; RR, relative risk; CI, confidence interval; a,Cox regression test.