Laparoscopic hepatectomy reduces postoperative complications and hospital stay in overweight and obese patients

Table 3 Perioperative characteristics in the obese group (body mass index 30 kg/m²)

	LH vs OH
	LH cohort (n = 27)	OH cohort (n = 29)	P value
Operative data
Operative time (min)	194 ± 81	260 ± 137	0.009
Major resection, n (%)	5 (18.5)	5 (17.2)	0.901
Operative procedure, n (%)			0.257
Atypical	7 (25.9)	8 (27.6)
Segmentectomy	4 (14.8)	7 (24.1)
Bisegmentectomy	11 (40.7)	9 (31.0)
Left hepatectomy	0 (0.0)	3 (10.3)
Right hepatectomy	5 (18.5)	2 (6.9)
Conversion	2 (7.4)	-
Postoperative data
Intensive care/d	0.7 ± 0.4	1.0 ± 0.8	0.240
Hospitalization/d	7.7 ± 4.3	17.2 ± 17	< 0.001
Blood transfusion	3 (11.1)	8 (27.6)	0.121
Hospital mortality, n (%)	0 (0.0)	0 (0.0)	0.080
Postoperative complications, n (%)			0.562
No complications	19 (70.4)	17 (58.6)
Clavien-Dindo I	3 (11.1)	2 (6.9)
Clavien-Dindo II	1 (3.7)	2 (6.9)
Clavien-Dindo IIIa	3 (11.1)	3 (10.3)
Clavien-Dindo IIIb	1 (3.7)	2 (6.9)
Clavien-Dindo IVa	0 (0.0)	3 (10.3)
Clavien-Dindo IVb	0 (0.0)	0 (0.0)
Clavien-Dindo V	0 (0.0)	0 (0.0)
Clavien ≥ IIIb	1 (3.7)	5 (17.2)	0.102
Clavien ≥ I	8 (29.6)	12 (41.4)	0.359
Biliary leakage	1 (3.7)	3 (10.3)	0.335
Liver failure	0 (0.0)	2 (6.9)	0.165
Surgical site infections	2 (7.4)	4 (13.8)	0.440
Pneumonia	0 (0.0)	0 (0.0)	-
CCI	5.4 ± 11.1	12.3 ± 16.8	0.132
Estimated cost (€)	10111 ± 1748	11021 ± 3133	0.710

LH: Laparoscopic hepatectomy; OH: Open hepatectomy; CCI: Comprehensive Complication Index.