Table 1.
Comparison of the clinicopathological characteristics of the laparoscopic repeat hepatectomy group versus the open repeat hepatectomy group
| LRH | Open-Re-Hx | P | |
|---|---|---|---|
| n = 41 | n = 96 | ||
| Age (years)# | 65 (25–84) | 67 (37–84) | 0.851 |
| Gender (male/female) | 27/14 | 66/30 | 0.842 |
| ASA-PS (3) | 4 (9.8) | 7 (7.3) | 1.000 |
| Tumour type (HCC/metastatic tumour) | 19/22 | 27/69 | 0.049 |
| Type of approach to the previous hepatectomy (Lap-Hx) | 15 (36.6) | 4 (4.2) | <0.001 |
| Number of the previous hepatectomy (3 or more) | 6 (14.6) | 31 (32.3) | 0.037 |
| Pringle manoeuvre (performed) | 17 (41.5) | 52 (54.2) | 0.195 |
| Time of Pringle manoeuvre (minutes)# | 0 (0–133) | 16 (0–216) | 0.374 |
| Year of surgery (2015–2018) | 37 (90.2) | 41 (42.7) | <0.001 |
| Tumour diameter (mm)# | 15.5 (4.0–40) | 20.0 (8.0–53) | 0.035 |
| Tumour number (multiple) | 5 (12.2) | 24 (25.0) | 0.113 |
| Tumour location (S1, S7 or S8) | 13 (31.7) | 51 (53.1) | 0.025 |
| Tumours located in the ipsilateral of the previous surgical site | 19 (46.3) | 75 (78.9) | 0.001 |
| Tumours located in the adjacent area on the cranial or dorsal side of the previous surgical site | 14 (34.1) | 47 (49.0) | 0.134 |
| Intraoperative blood loss (mL)# | 60 (small amount-3,260) | 311 (small amount-2,565) | <0.001 |
| Operation time (minutes)# | 178 (72–368) | 203 (64–767) | 0.099 |
| Morbidity ≥ Clavien-Dindo grade 3a | 1 (2.4) | 6 (6.3) | 0.674 |
| R0 resection | 36 of 39 (92.3) | 91 of 93 (97.8) | 0.153 |
| Surgical margin (mm)# | 4.5 (0–25) | 3 (0–30) | 0.066 |
| Postoperative hospital stay (days)# | 5 (4–41) | 9 (4–35) | <0.001 |
| Cirrhosis (present) | 4 (9.8) | 7 (7.3) | 0.733 |
LRH, laparoscopic repeat hepatectomy; Open-Re-Hx, open repeat hepatectomy; ASA-PS, American Society of Anesthesiologists physical status; HCC, hepatocellular carcinoma; Lap-Hx, laparoscopic hepatectomy; S, segment. Values in parentheses are percentages unless indicated otherwise#.value is expressed as the median (range).