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Northwell/ZSOM Evidence Synthesis

Avoid Wasting Time & Effort

Once you know the common missteps and pitfalls that happen in conducting evidence syntheses, it's easier to avoid them. Scroll on to learn some of the most common missteps and pitfalls you'll want to avoid.

Common Missteps & Pitfalls

Scroll down to hear more about these common missteps and pitfalls and also download the infographic in PDF format.

Signs You Are Reading a "Bad Systematic Review"

Librarians, Information Scientists, Policy Makers, Public Health Scientists, and others who spend their time reading and reviewing systematic reviews can spot the language that indicates that this is a "bad" systematic review - one that is not trustworthy or reliable.  Here's what we often find:

Permission granted to use from author. Original found at SRLibrarianProblems [@SRLibProblems]. (2022, Jan 28). Happy Friday #medlibs #canmedlibs #SRlibs. All of these examples have been coming through my twitter feed - I couldn't help myself 🙃 #SNARC-SIG @carrieprice78 [Tweet]. Retrieved from

Bad Reviews are Bad for Science

The competition to get published is fierce.  There's more people attempting to publish, and the quality of the work, particularly systematic reviews, is being held to higher standards. By learning more about what you ought not to do, you'll be that much closer to creating a quality evidence synthesis.


Read more:

  • Siontis KC, Ioannidis JPA. Replication, Duplication, and Waste in a Quarter Million Systematic Reviews and Meta-Analyses. Circ Cardiovasc Qual Outcomes. 2018 Dec;11(12):e005212. doi: 10.1161/CIRCOUTCOMES.118.005212. PMID: 30562075
  • Ioannidis JP. The Mass Production of Redundant, Misleading, and Conflicted Systematic Reviews and Meta-analyses. Milbank Q. 2016 Sep;94(3):485-514. doi: 10.1111/1468-0009.12210. PMID: 27620683.
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