Surgical Treatment and Survival in Patients with Liver Metastases from Neuroendocrine Tumors: A Meta-Analysis of Observational Studies

Table 1

Description of the included studies.

Labels	Location (city, country)	Publication year	Study period	Number of patients; (liver resection/other)	5 ys OS; (liver resection/other)
Surgical resection versus other conservative treatments
Chen et al., 1998 [19]	Baltimore (USA)	1998	1984–1995	15/23	73%/29%
Grazi et al., 2000 [20]	Bologna (Italy)	2000	1981–1997	19/9	92.6%/18.5%*
Ahmed et al., 2009 [21]	Basingstoke, London, Liverpool, Belfast, and Southampton (UK)	2009	1973–2007	50/269	78%/52%
Surgical resection versus embolization
Yao et al., 2001 [22]	Chicago (USA)	2001	1992–2000	16/20	70%/40%
Osborne et al., 2006 [23]	Tampa (USA)	2006	2000–2004	38 complete and 23 palliative/53	78% complete and 64% palliative/35%
Surgical resection versus liver transplant
Coppa et al., 2001 [24]	Milan (Italy)	2001	1987–1999	20/9	67%/70%

 *Four years OS.