Table 4.
Comparisons of clinical factors of the patients who underwent LRH with and without tumours located in the adjacent area on the head or dorsal side of the primary site.
| Tumours located in the adjacent area on the cranial or dorsal side of the primary site | Tumours located in the adjacent area on the caudal or ventral side of the primary site | P | |
|---|---|---|---|
| n = 14 | n = 27 | ||
| Age (years)# | 72 (57–81) | 65 (25–84) | 0.154 |
| Gender (male/female) | 9/5 | 17/9 | 1.000 |
| Difficulty index | 5 (1–6) | 2.5 (1–5) | 0.001 |
| ASA-PS (3) | 0 | 4 (14.8) | 0.278 |
| Tumour type (HCC/metastatic tumour) | 3/11 | 15/11 | 0.103 |
| Type of approach to the previous hepatectomy (Lap-Hx) | 6 (42.9) | 8 (29.6) | 0.501 |
| Number of the previous hepatectomy (3 or more) | 4 (28.6) | 2 (7.4) | 0.159 |
| Pringle manoeuvre (performed) | 9 (64.3) | 8 (29.6) | 0.102 |
| Time of Pringle manoeuvre (minutes)# | 46 (0–133) | 0 (0–128) | 0.045 |
| Year of surgery (2015–2018) | 14 (100) | 14 (51.9) | 0.003 |
| Tumour diameter (mm)# | 20 (4–40) | 15 (6–30) | 0.014 |
| Tumour number (multiple) | 4 (28.6) | 5 (18.5) | 0.043 |
| Tumour location (S1, S7 or S8) | 9 (64.3) | 3 (11.1) | 0.001 |
| Tumours located in the ipsilateral of the primary site | 13 (92.9) | 6 (22.2) | <0.001 |
| Intraoperative blood loss (mL) # | 284 (small amount-3,260) | 50 (small amount-784) | 0.009 |
| Operation time (minutes)# | 253 (129–368) | 170 (72–355) | 0.002 |
| Converted to laparotomy | 2 (14.3) | 2 (7.4) | 0.602 |
| Morbidity ≥ Clavien-Dindo grade 3a | 1 (7.1) | 0 | 0.350 |
| Postoperative hospital stay (days) | 5 (4–41) | 5 (4–17) | 0.424 |
LRH, laparoscopic repeat hepatectomy; ASA-PS, The 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).