Role of surgical resection for non-colorectal non-neuroendocrine liver metastases

Table 5 Summary of studies with relatively large cohort of patients who underwent hepatectomy for liver metastases from gastrointestinal primaries other than gastric cancer and gastrointestinal stromal tumors

Disease	Ref.	Year	Period	No. of patients	MST (mo)	3-ysr (%)	5-ysr (%)	Factors associated with worse overall survival
Peri-ampullary	De Jong et al[34]	2010	1993-2009	40	17 [23 (intestinal), 13 (pancreaticobiliary)]	18	NR	Intestinal type (ampullary or duodenal) tumors
Ampullary	Adam et al[10]1	2006	1983-2004	15	38	NR	46	NR
Small bowel	Adam et al[10]1	2006	1983-2004	28	58	NR	49	NR
Pancreas	Adam et al[10]1	2006	1983-2004	40	20	NR	25	NR
	Schiergens et al[16]1	2016	2003-2013	19	7	17	NR	NR
Esophagous	Adam et al[10]1	2006	1983-2004	20	16	32	NR	NR
	Ichida et al[35]	2013	2003-2005	5	13	NR	NR	NR

¹As a part of the report of on-colorectal non-neuroendocrine liver metastases. MST: Median survival time; ysr: Year survival rate; NR: Not reported.