Development of a prognostic scoring system for resectable hepatocellular carcinoma

Table 2 Multivariable Cox proportional hazards regression model (training set) and relative point system

Variable	HR	95%CI	P value	β	Points
MELD score ≤ 9					0
MELD score > 9	1.444	(1.080-1.931)	0.013	0.3674	1
HCV infection absent					0
HCV infection present	1.468	(1.112-1.937)	0.007	0.3839	1
Number of lesions ≤ 3					0
Number of lesions > 3	3.253	(1.434-7.380)	0.005	1.1795	3
Largest diameter ≤ 5 cm					0
Largest diameter > 5 cm	1.459	(1.085-1.963)	0.012	0.3779	1
Portal invasion absent					0
Portal invasion present	3.500	(2.016-6.073)	< 0.001	1.2526	3

MELD: End-stage Liver Disease; HCV: Hepatitis C virus.