Laparoscopic liver resections for hepatocellular carcinoma: Current role and limitations

Table 3 Postoperative outcomes in retrospective comparative studies concerning liver resection for hepatocellular carcinoma via laparoscopy or open approach

Ref.	Laparoscopies (n)	Postoperative morbidity			Ascites			Mean postoperative hospital stay, d
		L	O	P value	L	O	P value	L	O	P value
Cheung et al[11], 2013	32	6.3%	18.8%	NS	31.1%	6.2%	0.871	4	7	< 0.0001
Kanazawa et al[10], 2013	28	10.7%	71.4%	< 0.0001	3%	18%	< 0.0001	10	19	< 0.0001
Lee et al[12], 2011	33	6.1%	24%	0.033	-	-	-	5	7	< 0.0005
Ker et al[46], 2011	116	6%	30.2%	< 0.001	1.7%	12.5%	0.002	6.2	12.4	0.001
Hu et al[69], 2011	30	13.3%	10%	NS	-	-	-	13	20	< 0.01
Kim et al[70], 2011	26	3.8%	24.1%	NS	-	-	-	11	16	0.034
Truant et al[13], 2011	36	25%	35.8%	NS	13.9%	22.6%	0.3	6.5	9.5	0.003
Tranchart et al[9], 2010	42	21.4%	40.5%	NS	7.1%	26.1%	0.03	6.7	9.6	< 0.0001
Aldrighetti et al[71], 2010	16	25%	43.7%	NS	0%	1%	NS	6.3	9	0.039
Belli et al[30], 2009	54	19%	36%	0.02	-	-	-	8.4	9.2	NS
Lai et al[72], 2009	25	16%	15%	NS	-	-	-	7	9	0.008
Endo et al[73], 2009	10	-	-	-	-	-	-	-	-	< 0.05
Sarpel et al[74], 2009	20	-	-	-	-	-	-	-	-	-
Belli et al[48], 2007	23	13%	47.8%	0.01	13%	39.1%	0.043	8.2	12	0.048
Lee et al[75], 2007	25	4%	4%	NS				4	7	< 0.001
Kaneko et al[76], 2005	30	10%	18%	NS	-	-	-	14.9	21.6	< 0.005
Laurent et al[77], 2003	13	36%	50%	NS	8%	36%	0.15	15.3	17.3	NS
Shimada et al[78], 2001	17	5.9%	10.5%	NS	-	-	NS	12	22	< 0.001

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