Enhanced recovery pathways in pancreatic surgery: State of the art

Table 2 Study design and characteristics

Study	Year	Design	Sample size		Type of resection
			ERP	Control
Porter et al[53]	2000	Retrospective cohort	80	68	PD, TP
Vanounou et al[54]	2007	Retrospective cohort	145	64	PD
Kennedy et al[55]	2007	Retrospective cohort	92	44	PD, TP
Balzano et al[56]	2008	Retrospective cohort	252	252	PD
Kennedy et al[57]	2009	Retrospective cohort	71	40	LP
Nikfarjam et al[58]	2013	Retrospective cohort	20	21	PD
Abu Hilal et al[59]	2013	Retrospective cohort	24	20	PD
Braga et al[60]	2014	Retrospective cohort	115	115	PD
Kobayashi et al[61]	2014	Retrospective cohort	100	142	PD
Nussbaum et al[62]	2014	Retrospective cohort	50	100	LP
Nussbaum et al[63]	2014	Retrospective cohort	100	142	PD
Coolsen et al[64]	2014	Retrospective cohort	1441	86	PD
Shao et al[65]	2015	Retrospective cohort	325	310	PD
Sutcliffe et al[66]	2015	Retrospective cohort	65	65	PD
Joliat et al[67]	2015	Prospective cohort2	74	87	PD
Morales Soriano et al[68]	2015	Retrospective cohort	41	44	PD
Richardson et al[69]	2015	Retrospective cohort	22	44	LP

¹Includes 47 patients treated with an enhanced recovery-like pathway;

²Only the ERP group was prospective. PD: Pancreaticoduodenectomy; TP: Total pancreatectomy; LP: Left pancreatectomy.