Table 5. Patient survival according to different staging systems.

Staging system	Stage	1-year survival (%)	2-year survival (%)	3-year survival (%)	Median survival (months)	P value
Okuda	I	77%	58%	47%	30	<0.001
	II	52%	23%	14%	13
	III	23%	9%	7%	6
CLIP	0	86%	69%	58%	32	<0.001
	1	76%	53%	39%	27
	2	57%	25%	15%	15
	3	38%	7%	6%	9
	4	22%	10%	5%	7
	5	9%	0%	0%	5
	6	0%	0%	0%	3
BCLC	A	90%	69%	56%	32	<0.001
	B	69%	33%	18%	18
	C	26%	5%	4%	7
	D	17%	6%	0%	5
JIS	0	95%	84%	75%	31	<0.001
	1	87%	69%	57%	31
	2	71%	39%	27%	20
	3	45%	16%	4%	12
	4	14%	9%	9%	6
	5	9%	2%	0%	4

P value <0.05 is significant.