Table 2.
Operation characteristics.
| Parameters | Values |
|---|---|
| Mode of resection, n (%) | |
| Open | 1777 (75) |
| Laparoscopic | 513 (22) |
| Robotic | 42 (2) |
| Hybrid / converted to open | 42 (2) |
| Operation duration in min., median (IQR) | 220 (150–300) |
| Operation performed, n (%) | |
| Ablation only | 23 (1) |
| Bisegmentectomy | 116 (5) |
| Left hepatectomy | 228 (10) |
| Left lateral sectionectomy | 190 (8) |
| Left trisectionectomy | 30 (1) |
| Nonanatomical resection | 873 (37) |
| Right hepatectomy | 372 (16) |
| Right posterior sectionectomy | 126 (5) |
| Right trisectionectomy | 81 (3) |
| Segmentectomy | 309 (13) |
| Trisegmentectomy | 25 (1) |
| Complexity of liver surgery, n (%) | |
| Hilar lymphadenectomy | 285 (13) |
| More than one liver resection | 410 (19) |
| Resection and ablation | 94 (4) |
| Portal vein resection and reconstruction | 41 (2) |
| Hepatic vein resection and reconstruction | 24 (1) |
| Hepatic artery resection and reconstruction | 12 (1) |
| Vena vava resection and reconstruction | 19 (1) |
| Bile duct resection and extrahepatic reconstruction | 81 (4) |
| Bile duct resection and intrahepatic reconstruction | 50 (2) |
| Enteric resection and reconstruction | 132 (6) |
| Extrahepatic nongastrointestinal resection | 62 (3) |
| Ante situ perfusion and resection | 2 (0) |
| Ex situ perfusion and resection | 0 (0) |
| Complexity of liver surgery score, mean (SD) | 0.6 (0.8) |
| Vascular exclusion, n (%) | |
| On-demand pringle | 433 (20) |
| Intermittent pringle | 502 (24) |
| Pringle and inferior vena cava clamping | 13 (1) |
| Total vascular exclusion | 19 (1) |
| Total clamp time in min., median, (IQR) | 25 (12–40) |
| Transection technique, n (%) | |
| Crush clamp | 294 (14) |
| CUSA / Dissectron | 1348 (62) |
| Bipolar | 822 (38) |
| Stapler | 300 (14) |
| Other | 592 (27) |
| Transection time in min., median (IQR) | 60 (35–100) |
| Other information | |
| Blood transfusions, mean (SD) | 0.4 (1.3) |
| Extubated in the operation room, n (%) | 1434 (80) |