Table 1.
Patients and procedure characteristics
| Total Series | Minor | Major | p-value | |
|---|---|---|---|---|
| N = 212 (100) | N = 188 (89) | N = 24 (11) | ||
| Technically Minor | Technically Major | |||
| N = 177 | N = 11 | |||
| Age, years, median (IQR) | 56 (18–85) | 46 (30–73) | 51 (21–80) | 0.304 |
| Sex, male | 67 (38) | 5 (46) | 7 (29) | 0.602 |
| BMI, Kg/m2, median (IQR) | 26.4 (17.9–45.4) | 26.5 (21.0–41.2) | 26.2 (18.6–36.4) | 0.975 |
| ASA | ||||
| I | 31 (18) | 4 (36) | 5 (21) | 0.525 |
| II | 101 (57) | 4 (36) | 16 (67) | |
| III | 40 (23) | 3 (27) | 3 (13) | |
| IV | 4 (2) | – | – | |
| Diabetes | 32 (18) | 2 (18) | 5 (21) | 0.948 |
| Hypertension | 50 (28) | 4 (36) | 6 (25) | 0.786 |
| COPD | 10 (6) | – | – | 0.354 |
| Hepatitis | 15 (9) | 1 (9) | 1 (4) | 0.760 |
| Cirrhosis | 19 (11) | 1 (9) | 1 (4) | 0.597 |
| Previous abdominal surgery | 82 (46) | 6 (54) | 10 (42) | 0.776 |
| Pathology | ||||
| Hepatocellular carcinoma | 55 (31) | 3 (27) | 4 (17) | 0.006 |
| Liver metastases | 32 (18) | 2 (18) | – | |
| Benign | 80 (45) | 4 (36) | 18 (75) | |
| Biliary | 10 (6) | 2 (18) | 2 (8) | |
| Type of resection | ||||
| Non anatomical | 34 (19) | – | – | < 0.001 |
| Segmentectomy | 36 (20) | 8 (73) | – | |
| Left lateral + other segment | 1 (1) | 3 (27) | – | |
| Left lateral | 106 (60) | – | – | |
| Left hemihepatectomy | – | – | 12 (50) | |
| Right hemihepatectomy | – | – | 12 (50) | |
| Approach | ||||
| Laparoscopic | 147 (83) | 10 (91) | 17 (71) | 0.252 |
| Robotic | 30 (17) | 1 (9) | 7 (29) | |
| Conversion | 20 (11) | 8 (73) | 11 (46) | < 0.001 |
| Blood loss, mL, median (IQR) | 100 (0–2400) | 240 (50–1100) | 425 (0–2100) | < 0.001 |
| Operative time, minutes, median (IQR) | 103 (20–513) | 176 (61–347) | 297 (60–513) | < 0.001 |
| Any morbidity | 47 (26) | 5 (45) | 14 (58) | 0.109 |
| Major morbidity | 14 (8) | – | 3 (13) | 0.446 |
| Reoperation rate | 4 (2) | – | 1 (4) | 0.736 |
| Biliary Leakage | 5 (3) | – | 1 (4) | 0.788 |
| Hemorrhage | 2 (1) | – | 1 (4) | 0.458 |
| Liver failure | – | – | 1 (4) | 0.02 |
| Postoperative hospital stay, days, median (IQR) | 3 (1–44) | 5 (2–9) | 6 (3–25) | < 0.001 |
| 90-day mortality | – | 1 (9) | 1 (4) | 0.083 |
Bold values represent statistically significant p-values (< 0.05)