Review for 10.1186/s12876-020-01415-8 (2020)

Reviewer’ s report
Title: Comparison of surgical outcomes between isolated pancreaticojejunostomy, isolated
gastrojejunostomy, and conventional pancreaticojejunostomy after pancreaticoduodenectomy: Asystematic review and meta-analysis
Version: 1Date: 02 Jul 2020
Reviewer's report:
The sensitivity analysis is acceptable. This type of analysis is called "Jackknife analysis". Please
add this in the text in addition to describing it.Please also elaborate on what a priori subgroup analyses you planned to do rather than usinggeneral term.
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Yes
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I am able to assess the statisticsQuality of written English
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