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CASRAI
Dictionary termTrack CStablev2026.2

PRISMA 2020

The 2020 update of the Preferred Reporting Items for Systematic reviews and Meta-Analyses, a 27-item checklist with accompanying flow diagram for reporting systematic reviews.

ByCASRAI Editorial Board
· Last updated 21 May 2026

Examples

Worked examples

  • Is an instance

    A systematic review of cardiovascular interventions including the full PRISMA 2020 flow diagram.

  • Is an instance

    A scoping review using the PRISMA-ScR extension.

Counter-examples

Looks similar, but isn't

  • Not an instance

    A narrative literature review without systematic methods.

  • Not an instance

    A trial protocol (CONSORT-related).

Editorial commentary

PRISMA 2020 (Page et al., 2021) updates the 2009 statement to reflect advances in evidence synthesis, including handling of multiple sources, screening, risk-of-bias assessment, and certainty-of-evidence rating. Extensions cover scoping reviews, network meta-analyses, individual-patient-data meta-analyses, and protocol reporting (PRISMA-P).

References

  • Page et al., 'The PRISMA 2020 statement' (BMJ, 2021); EQUATOR Network PRISMA resources.

Also known as

PRISMA · PRISMA statement 2020

Machine-readable encodings

Use in your systems

JATS XML <role> element
xml
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      vocab-term="PRISMA 2020"
      vocab-term-identifier="https://casrai.org/dictionary/term/prisma-2020" />
Schema.org DefinedTerm (JSON-LD)
json
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}
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