Laparoscopic liver resections for hepatocellular carcinoma: Current role and limitations

Table 1 Intraoperative outcomes in retrospective comparative studies concerning liver resection for hepatocellular carcinoma via laparoscopy or open approach

Ref.	Laparoscopies (n)	Median blood loss, mL			Blood transfusion			Median operative time, min
		L	O	P value	L	O	P value	L	O	P value
Cheung et al[11], 2013	32	150	300	0.001	0%	4.7%	NS	204	232	NS
Kanazawa et al[10], 2013	28	88	505	0.0003	0%	4%	0.0379	228	236	NS
Lee et al[12], 2011	33	150	240	NS	6.1%	10%	NS	225	195	0.019
Ker et al[46], 2011	116	139	1147	< 0.001	6.9%	50.9%	< 0.001	156	190	NS
Hu et al[69], 2011	30	520 g	480 g	NS	-	-	-	180	170	NS
Kim et al[70], 2011	26	-	-	-	19.2%	24.1%	NS	147	220	0.031
Truant et al[13], 2011	36	452	447	NS	2.8%	3.8%	NS	193	215	NS
Tranchart et al[9], 2010	42	364	723	< 0.0001	9.5%	16.7%	NS	233	221	NS
Aldrighetti et al[71], 2010	16	258	617	0.008	4%	6%	NS	150	240	0.044
Belli et al[30], 2009	54	297	580	< 0.01	11%	25.6%	0.03	167	185	0.012
Lai et al[72], 2009	25	-	-	-	-	-	-	150	135	NS
Endo et al[73], 2009	10	-	-	NS	-	-	-	-	-	-
Sarpel et al[74], 2009	20	-	-	-	-	-	NS	161	165	NS
Belli et al[48], 2007	23	260	377	NS	0%	17.3%	0.036	148	125	0.016
Lee et al[75], 2007	25	100	250	0.012	4%	0%	NS	220	195	NS
Kaneko et al[76], 2005	30	350	505	NS	-	-	-	182	210	NS
Laurent et al[77], 2003	13	620	720	NS	4%	28.6%	NS	267	182	0.006
Shimada et al[78], 2001	17	400 g	800 g	NS	5.9%	10.5%	NS	325	280	NS

L: Laparoscopy; O: Open; NS: Non significant.