Braun anastomosis lowers the incidence of delayed gastric emptying following pancreaticoduodenectomy: a meta-analysis

Table 1 Baseline characteristics of studies included in the meta-analysis

Reference	Year	Design	EI (Region)	N	BG (M/F, age^a)	NBG (M/F, age^a)	Score
Kakaei [4]	2015	RCT	2013–2013 (Iran)	30	14 (10/5, 57)	15 (10/5, 55)	2
Hwang [5]	2016	RCT	2013–2014 (Korea)	60	30 (19/11, 69)	30 (19/11, 63)	3
Fujieda [6]	2017	RCT	2011–2016 (Japan)	68	34 (20/14, 66)	34 (24/10, 72)	3
Hochwald [11]	2010	NRCT	2001–2006 (USA)	105	70 (−/−, 65)	35 (−/−, 4)	8
Nikfarjam [12]	2012	NRCT	2009–2011 (Australia)	44	24 (15/9, 67)	20 (14/6, 70)	7
Cordesmeye [13]	2014	NRCT	2004–2011 (German)	45	51 (27/24, −)	62 (32/30, −)	6
Wang [14]	2014	NRCT	2008–2012 (China)	62	32 (17/15, 58)	30 (19/11, 57)	8
Zhang [15]	2014	NRCT	2009–2013(China)	395	347 (271/73, 57)	48 (22/26, 58)	8
Xu [16]	2015	NRCT	2000–2013 (China)	407	206 (124/82, 57)	201 (128/73, 58)	7
Meng [17]	2015	NRCT	2009–2013 (China)	203	98 (57/41, 62)	105 (68/37, 60)	8
Watanabe [18]	2015	NRCT	2008–2013 (Japan)	185	98 (57/41, 67)	87 (47/40, 70)	8

EI enrolment interval, BG Braun group, NBG non-Braun group, RCT randomised controlled trial, NRCT non-RCT, M male, F female, ^ayears

ISSN: 1471-230X