Categorical variables | LH group a (n = 18) | OH group (n = 75) | p value |
 Inflow control (Yes (%)) | 5 (27.8) | 44 (63.8) | 0.008 |
 Blood transfusion (Yes(%)) | 3 (16.7) | 1 (1.4) | 0.023 |
 Complications (Yes (%)) | 6 (33.3) | 22 (29.3) | 0.778 |
 Major complications b (Yes (%)) | 0 (0) | 9 (12) | 0.198 |
 Thirty-day mortality (Yes (%)) | 0 (0) | 0 (0) | N.A. |
 In-hospital mortality (Yes (%)) | 0 (0) | 1 (1.3) | 1.000 |
 Early recurrence c(Yes (%)) | 3 (16.7) | 30 (40.0) | 0.098 |
Continuous variables d | LH group a (n = 18) | OH group (n = 75) | p value |
 Operative duration (minutes) | 287.0 ± 28.91 | 221.4 ± 8.00 | 0.041 |
 Blood loss (ml) | 217.2 ± 45.00 | 239.8 ± 40.58 | 0.794 |
 Duration of inflow control e (minutes) | 85.6 ± 8.04 | 35.0 ± 3.16 | < 0.001 |
 Duration of parenchymal transection (minutes) | 96.7 ± 15.98 | 53.8 ± 3.80 | 0.018 |
 Post-OP hospital stay (days) (range) | 8.44 ± 0.54 (5–15) | 9.7 ± 0.50 (6–29) | 0.238 |