Laparoscopic versus Open Surgery for Hepatocellular Carcinoma: A Meta-Analysis of High-Quality Case-Matched Studies

Table 5

Previous meta-analyses comparing LH to OH for HCC.

Variables	Zhou	Li	Xiong	Yin
Year	2011	2012	2012	2013
Included studies	10	10	9	15
Total LH numbers	213	244	234	485
Surgical extension	Minor resection	Minor resection	Minor resection	Minor resection
Operation time	NS	NS	NS	NS
Blood loss	Favor LH	Favor LH	Favor LH	Favor LH
Overall morbidity	Favor LH	Favor LH	N/A	Favor LH
Severe complications	N/A	N/A	N/A	N/A
ascites	N/A	N/A	Favor LH	N/A
Liver failure	NS	N/A	Favor LH	N/A
Respiratory complications	NS	N/A	NS	N/A
Mortality	NS	N/A	NS	N/A
Hospital stay	Favor LH	Favor LH	Favor LH	Favor LH
Tumor size	N/A	N/A	N/A	N/A
Margin distance	NS	NS	N/A	NS
R0 resection	N/A	NS	NS	NS
Survival	N/A	N/A	N/A	NS

NS: not significant, N/A: not available.