Table 2.

Clinicopathologic characteristics of HCC patients

Characteristics	Median (range) or N/%
Age/years, median (range)	61(17-90)
Age group/n (%)
< 60 years	169 (45.3%)
≥ 60 years	204(54.7%)
Gender/n (%)
Male	252 (67.4%)
Female	122 (32.6%)
Race/n (%)
White	182 (50.0%)
Asian	161 (44.2%)
Black	19 (5.2%)
American Indian	2 (0.6%)
G stage/n (%)
G1	55 (14.9%)
G2	178 (48.2%)
G3	124 (33.6%)
G4	12 (3.3%)
TNM stage/n (%)
I	173 (49.0%)
II	88 (24.9%)
III	86 (24.4%)
IV	6 (1.7%)
T stage/n (%)
T1	182 (49.1%)
T2	95 (25.6%)
T3	81 (21.8%)
T4	13 (3.5%)
Vascular invasion/n (%)
Macrovascular invasion	16 (5.0%)
Microvascular invasion	94 (29.6%)
None	208 (65.4%)

HCC, hepatocellular carcinoma. The case numbers of clinicopathologic characteristics are not available, which including 1 for age, 10 for race, 5 for G stage, 21 for TNM stage, 3 for T stage, and 56 for vascular invasion.