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

Table 1

Basic information of the included literature.

Author	Region	Year	Study period	Sample size		Matching method	Cirrhosis (%)		Surgical extension	Conversion (%)	Clavien-Dindo
				LH	OH		LH	OH
Belli et al.	Italy	2007	2000–2004	23	23	CCM	100	100	Minor	4.3	Yes
Tranchart et al.	France	2010	1999–2008	42	42	CCM	73.8	81	Mixed	4.8	Yes
Kim et al.	Korea	2011	2005–2009	26	29	CCM	92.3	86.2	Mixed	E	Yes
Truant et al.	France	2011	2002–2009	36	53	CCM	100	100	Minor	19.4	Yes
Lee et al.	Hong Kong	2011	2004–2010	33	50	CCM	84.8	64	Minor	18.2	NA
Ahn et al.	Korea	2014	2005–2013	51	51	PSM	68.6	66.8	Mixed	9.8	Yes
Kim et al.	Korea	2014	2000–2012	29	29	PSM	62.1	65.5	Minor	E	Yes
Memeo et al.	France	2014	1990–2009	45	45	CCM	100	100	Minor	NA	Yes
Lau et al.	USA	2015	2008–2014	26	26	CCM	80.8	73.1	Mixed	35	Yes
Lee et al.	Canada	2015	2006–2013	43	86	CCM	NA	NA	Mixed	14	Yes
Luo et al.	China	2015	2008–2015	53	53	CCM	100	100	Minor	E	Yes
Takahara et al.	Japan	2015	2000–2010	387	387	PSM	61.7	59.6	Mixed	6.5	Yes
Han et al.	Korea	2015	2004–2013	88	88	PSM	62.5	59.1	Mixed	9.1	Yes
Yoon et al.	Korea	2015	2007–2011	58	174	PSM	NA	NA	Mixed	0	Yes
Cheung et al.	Hong Kong	2016	2002–2015	110	330	PSM	100	100	Mixed	5.5	Yes
Sposito et al.	Italy	2016	2006–2013	43	43	PSM	100	100	Minor	4.7	Yes
Jiang et al.	China	2016	2008–2013	59	59	PSM	100	100	Minor	5.1	Yes
Komatsu et al.	France	2016	2000–2014	38	38	CCM	NA	NA	Major	31.6	Yes
Yoon et al.	Korea	2017	2008–2015	33	33	PSM	100	100	Major	NA	Yes
Xu et al.	China	2017	2015–2017	32	32	PSM	100	100	Major	NA	Yes

CCM: case by case matching; PSM: propensity score matching; E: conversion cases were excluded from the studies; NA: not available.