What question did this study set out to answer?

This study aims to evaluate the methodological quality of systematic reviews of observational studies and their protocol registrations.

July 30, 2026JBI Evidence Synthesis

Methodological quality of published systematic reviews of observational epidemiologic studies and their protocol registrations

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Authors

JRJudith J. M. RijnhartUniversity of South Florida SRStefano RizzutoUniversity of South Florida ARAva RabbersUniversity of South Florida

Discussion

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Implication

Methodological analysis identifies low quality in systematic reviews and protocol registrations of observational studies, suggesting improvements are needed.

Key Points

This study aims to evaluate the methodological quality of systematic reviews of observational studies and their protocol registrations.
Follow-up analysis of 50 systematic reviews of observational studies.
Data extraction and critical appraisal were performed independently by two reviewers.
Assessment used JBI Critical Appraisal Checklist items 1-9.
25 of the 50 systematic reviews had protocol registrations.
Median quality items met with protocol registration was 3, compared to 2 without (p<0.05).
High agreement in quality assessment between systematic reviews and their protocol registrations.

Cite This Study

Rijnhart et al. (2026) studied this question.

synapsesocial.com/papers/6a6af59760e2b924d3ea22ed https://doi.org/10.11124/jbies-25-00447

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Implication

Methodological analysis identifies low quality in systematic reviews and protocol registrations of observational studies, suggesting improvements are needed.

Methodological quality of published systematic reviews of observational epidemiologic studies and their protocol registrations

Discussion

Member takes

Implication

Key Points

Cite This Study

Methodological quality of published systematic reviews of observational epidemiologic studies and their protocol registrations

Discussion

Member takes

Implication

Key Points

Cite This Study

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