Table 1.

Details of studies included in the meta-analysis

Author	Year	Country	Study design	SLT (cases)	PLT (cases)	Score
Adam et al[6]	2003	France	Case-control	17	200	32
Belghiti et al[7]	2003	France	Case-control	18	70	33
Concejero et al[8]	2008	China	Case-control	7	28	31
Del Gaudio et al[9]	2008	Italy	Case-control	16	147	32
Facciuto et al[10]	2008	USA	Case-control	5	32	30
Hwang et al[11]	2007	Korea	Case-control	17	200	31
Kim et al[12]	2008	Korea	Case-control	15	31	30
Margarit et al[13]	2005	Spain	Case-control	5	36	31
Sapisochin et al[14]	2010	Spain	Case-control	17	34	33
Shao et al[15]	2008	China	Case-control	15	62	30
Vennarecci et al[16]	2007	Italy	Case-control	9	37	30

SLT: Salvage liver transplantation; PLT: Primary liver transplantation.