Categorical variables | LH group a (n = 18) | OH group (n = 75) | p value |
 Age (>  65 years (%)) | 9 (50.0) | 27 (36.0) | 0.293 |
 Gender (Male(%) / Female(%)) | 13(72.2) / 5(27.8) | 56(74.7) / 19(25.3) | 1.000 |
 Diabetes Mellitus (Yes (%)) | 6 (33.3) | 18 (24.0) | 0.549 |
 Hypertension (Yes (%)) | 7 (38.9) | 23 (37.7) | 1.000 |
 ESRDb (Yes (%)) | 0 (0) | 3 (4.0) | 1.000 |
 Smoking (Yes (%)) | 4 (22.2) | 13 (17.3) | 0.735 |
 Alcohol (Yes (%)) | 7 (38.9) | 14 (18.7) | 0.112 |
 HBV surface antigen (Positive (%)) | 10 (55.6) | 36 (48.0) | 0.608 |
 Hepatitis C virus (Positive (%)) | 7 (38.9) | 27 (36.0) | 1.000 |
 Child-Pugh Classification (A(%) / B(%)) | 18(100) / 0(0) | 72(97.3) / 2(2.7) | 1.000 |
 Symptoms (Yes (%)) | 0 (0) | 19 (25.3) | 0.019 |
 ICG-15 (>  10% (%)) | 8 (44.4) | 23 (31.9) | 0.407 |
 Preoperative α-fetoprotein (> 15 ng/mL (%)) | 8 (44.4) | 33 (44.0) | 1.000 |
Continuous variables c | LH group a (n = 18) | OH group (n = 75) | p value |
 Age (years) | 60.2 ± 3.24 | 61.4 ± 1.32 | 0.707 |
 BMI (kg/m2) | 25.7 ± 1.00 | 25.3 ± 0.42 | 0.704 |
 ICG-15 (%) | 10.4 ± 1.90 | 10.5 ± 1.25 | 0.970 |
 Hemoglobin (g/dL) | 13.3 ± 0.51 | 13.3 ± 0.25 | 0.998 |
 Albumin (g/dL) | 4.0 ± 0.11 | 4.1 ± 0.06 | 0.423 |
 Bilirubin total (mg/dL) | 0.54 ± 0.06 | 0.72 ± 0.05 | 0.122 |
 Preoperative α-fetoprotein (ng/mL) | 1496.4 ± 1356.6 | 1147.4 ± 42.5 | 0.748 |