Ampullary cancer of intestinal origin and duodenal cancer - A logical clinical and therapeutic subgroup in periampullary cancer

Table 2 Median survival of patients following resection of periampullary cancers

Study (Institution, author, yr)	n	Median survival, mo
		Pancreatic cancer	Ampullary cancer	Biliary cancer	Duodenal cancer
Johns Hopkins, United States He et al[14], 2014	2564	19	47	23	54
Academic Medical Centre, The Netherlands Tol et al[8], 2015	760	19	36	29	Not reached
Taipei Veterans General Hospital, Taiwan Chen et al[15], 2013	501	13.7	28.9	24.4	21.7
Ohio State University, United States Hatzaras et al[24], 2010	346	17.1	44.3	17.9	N/I
Queen Elizabeth Hospital, Birmingham, United Kingdom Jarufe et al[28], 2004	251	13.4	35.5	16	N/I

N/I: Subtype not included or reported.