Laparoscopic distal pancreatectomy is as safe and feasible as open procedure: A meta-analysis

Table 2 Characteristics of the literatures

Ref.	Study year	Nation	Case number		Study type	Pancreatictransection		Spleen persevation		Totalmorbidity		PF		Mortality %		Level of evidence
			LDP	ODP		LDP	ODP	LDP	ODP	LDP	ODP	LDP	ODP	LDP	ODP
Aly et al[23]	1998-2009	Japan	40	35	Retro	Stapler	Stapler/scalpel + suture	13	3	8	11	5	6	0	0	4
Baker et al[24]	2003-2008	USA	27	85	Pros	Stapler/ scalpel + micro sealer device	Scalpel + suture	NA		10	30	6	12	0	0	2b
Butturini et al[25]	1999-2006	Italy	43	73	Retro	Stapler	Scalpel + suture	19	8	21	33	12	10	0	0	2b
Casadei et al[26]	2000-2010	Italy	22	22	Case control	Stapler	Stapler	NA		6	6	2	4	0	0	2b
DiNorcia et al[27]	1991-2009	USA	71	192	Retro	Stapler	Stapler/ Scalpel + suture	11	30	20	84	8	27	0	2	4
Eom et al[28]	1995-2006	Korea	31	62	Retro	Stapler	Scalpel + suture	13	NA	11	15	3	4	0	0	4
Jayaraman et al[29]	2003-2009	USA	74	236	Retro	Stapler/ scalpel + suture	Stapler/ scalpel + suture	14	33	11	94	6	31	NA		4
Kim et al[30]	NA	Korea	93	35	Retro	Stapler	Stapler/ Scalpel + suture	38	2	23	11	8	5	NA		4
Vijan et al[31]	2004-2009	USA	100	100	Retro	Stapler	NA	25	NA	34	29	17	17	3	1	4

Retro: Retrospective observational study; Pros: Prospective observational study; LDP: Laparoscopic distal pancreatectomy; ODP: Open distal pancreatectomy; PF: Pancreatic fistula; NA: Not available.