TABLE 1.

Clinical information of the 342 patients with liver cancer.

Variables	Number of patients n = 342	Training set n = 171	Testing set n = 171	P-value
Age (years)	61.0 (18.0)	62.0 (17.0)	61.0 (17.0)	0.604
Gender, male/female	233/109	119/52	114/57	0.562
AJCC Stage, I/II/III/IV/NA	161/77/80/3/21	77/45/36/2/11	84/32/44/1/10	0.451
Histologic grade, G4/G3/G2/G1/NA	53/161/111/12/5	27/79/58/5/2	26/82/53/7/3	0.934
Survival status, Alive/Dead	219/123	109/62	110/61	0.910
Survival time (months)	20.7 (25.8)	20.0 (24.6)	21.0 (27.0)	0.620