Age (years) | 50.0 ± 11.5 |
  < 65 | 297 (90) |
 65–75 | 25 (7.6) |
  ≥ 75 | 7 (2.1) |
 Missing | 2 (0.6) |
Gender | |
 Male | 305 (92) |
 Female | 26 (7.9) |
Hepatitis B | Â |
 Yes | 296 (89) |
 No | 6 (1.8) |
 Othersa | 36 (11) |
Portal vein thrombosis | |
 Yes | 98 (30) |
 No | 190 (57) |
 Unknown | 43 (13) |
Number of liver lesions | |
 1–3 | 196 (59) |
  > 3 | 112 (34) |
HCC confined to liver, yes | 142 (43) |
Vascular invasion, yes | 74 (22) |
Extrahepatic spread, yes | 134 (41) |
TNM stage | |
 I or II | 60 (18) |
 III | 129 (39) |
 IV | 72 (22) |
 Missing or unknown | 70 (21) |
Barcelona Clinic Liver Cancer stage | |
 A or B | 76 (23) |
 C or D | 222 (67) |
 Not evaluable | 33 (10) |
Child-Pugh class | |
 A | 220 (67) |
 B or C | 38 (12) |
 Not evaluable | 73 (22) |
Cancer of the Liver Italian Program score | |
 0 | 49 (15) |
 1 | 51 (15) |
 2 | 54 (16) |
 3 | 51 (15) |
 4–6 | 46 (14) |
Prior surgery | 111 (34) |
Prior locoregional therapy | |
 None | 89 (27) |
 Percutaneous ethanol injection only | 2 (0.6) |
 Radiofrequency ablation only | 16 (4.8) |
 Transarterial chemoembolization only | 172 (52) |
 Concomitantb | 50 (15) |
 Others | 2 (0.6) |