Table 1.

Basic characteristics of HCC patients from the TCGA, GSE14520, and ICGC HCC cohorts.

Variables	TCGA cohort (N = 377)	GSE14520 cohort (N = 220)	ICGC cohort (N = 232)
Gender (male/female)	255/122	190/30	171/61
Age (years, median)	60 (16-90)	50 (21-77)	69 (31-89)
Cirrhosis (yes/no/NA)	81/137/159	202/18	NA
Histologic grade (G1/G2/G3/G4/NA)	55/180/124/13/5	NA	NA
TNM stage (I/II/III/IV/NA)	175/87/86/5/24	93/77/48/-/2	36/106/71/76
Main tumor size (>/≤5 cm)	NA	80/140	NA
Overall survival status (alive/dead)	245/132	136/84	189/43
Overall survival time (months, median)	19.67 (0-120.73)	51.65 (1.8-67.4)	26.0 (0.3-72)