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Table 1 Summary of studies included in the meta-analysis

From: Expanding laparoscopic pancreaticoduodenectomy to pancreatic-head and periampullary malignancy: major findings based on systematic review and meta-analysis

Author Region Design Year Study Period Sample size Indications Conversion n (%) ITT ISGPF Clavien–Dindo Mortality Quality scores
LPD OPD
Croome USA OCS (P,S) 2014 2008–2013 108 214 PDAC 7(6.5) Yes Yes Yes 30d 8
Hakeem UK OCS (R,S) 2014 2005–2009 12 12 PAAC NR NR NR Yes 30d 9
Chen China OCS (P,S) 2015 2010–2013 19 38 PDAC 1(5.3) Yes Yes Yes NR 8
Song Korea OCS (R,S) 2015 2007–2012 11 261 PDAC NR No Yes Yes 30d 8
Dokmak France OCS (P,S) 2015 2011–2014 15 14 PDAC NR Yes Yes Yes 90d 7
Stauffer USA OCS (P,S) 2017 1995–2014 58 193 PDAC 14(24.1) Yes Yes Yes 90d 8
Kantor USA OCS (R,M) 2017 2010–2013 828 7385 PDAC E NR NR NR 90d 8
Conrad USA OCS (P,S) 2017 2000–2010 40 25 Mixed 9(18.4)a No Yes Yes 90d 9
Palanivelu India RCT 2017 2013–2015 32 32 Mixed 1(3.1) Yes Yes Yes 90d 3a
Khaled UK OCS (R,S) 2017 2002–2015 15 15 Mixed 1(6.7) Yes Yes Yes 30d 9
Meng China OCS (R,S) 2018 2010–2015 58 58 PAAC NR NR Yes Yes 30d 9
  1. OCS observational clinical study, RCT randomized controlled trial, P prospectively collected data, R retrospectively collected data, M muti-centers, S single center, DP distal pancreatectomy, PD pancreatoduodenectomy, L laparoscopy, O open, ITT intention-to-treat analysis, ISGPF international study group of pancreatic fistula, PJ pancreaticojejunostomy, DTM duct-to-mucosa, E exclude, NR not reported
  2. a Jadad score