Table 3.

Multivariate analyses of prognostic factors in HCC patients.

Variables	Overall survival			Disease-free survival
	HR	95% CI	p-value	HR	95% CI	p-value
Gender	0.783	0.456–1.783	0.342	0.974	0.545–2.013	0.251
Age (years)	0.978	0.554–2.132	0.432	1.241	0.678–2.342	0.268
Tumor size	1.453	0.832–2.342	0.134	1.554	0.942–2.456	0.117
Tumor differentiation	3.113	1.342–4.443	0.014	3.241	1.432–4.765	0.008
Lymph node metastasis	3.344	1.452–6.773	0.001	3.563	1.677–7.347	0.001
Clinical stage	2.896	1.327–5.138	0.012	3.183	1.442–5.348	0.008
PITPNA–AS1 expression	3.241	1.376–5.467	0.005	3.413	1.457–5.774	0.002