Table 1.

The clinical characteristics of HCC patients.

Clinical characteristics	—	TCGA	%	ICGC	%	GEO	%
—	—	370	—	232	—	221
Survival status	Survival	244	65.95	189	81.47	136	61.5
	Death	126	34.05	43	18.53	85	38.5
Age	≤65 years	232	62.70	90	38.79	200	90.5
	>65 years	138	37.30	142	61.21	21	9.5
Gender	Male	249	67.30	171	73.71	191	86.4
	Female	121	32.70	61	26.29	30	13.6
Histological grade	G1	55	14.86	NA	—	NA	—
	G2	177	47.84	NA	—	NA	—
	G3	121	32.70	NA	—	NA	—
	G4	12	3.24	NA	—	NA	—
Stage	I	171	46.22	36	15.52	93	42.1
	II	85	22.97	106	15.69	77	34.8
	III	85	22.97	71	30.60	50	22.6
	IV	5	1.35	19	8.19	NA	0.5
T classification	T1	181	48.92	NA	—	NA	—
	T2	93	25.14	NA	—	NA	—
	T3	80	21.62	NA	—	NA	—
	T4	13	3.51	NA	—	NA	—
	TX	1	0.27	NA	—	NA	—
M classification	M0	266	71.89	NA	—	NA	—
	M1	4	1.08	NA	—	NA	—
	MX	100	27.03	NA	—	NA	—
N classification	N0	252	68.11	NA	—	NA	—
	N1	4	1.08	NA	—	NA	—
	NX	113	30.54	NA	—	NA	—
Prior malignancy	No	NA	NA	202	87.07	NA	—
	Yes	NA	NA	30	12.93	NA	—
Tumor size	Small	NA	—	NA	—	140	63.3
	Large	NA	—	NA	—	80	36.2
Cirrhosis	No	NA	—	NA	—	18	8.1
	Yes	NA	—	NA	—	203	91.9