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Quality Assessment of Meta-Analyses on Cervical Cancer.

Sofia Milosavljevic1, Pei-Yin Yang2, Hong Kang2

  • 1Harvard Medical School, USA.

Studies in Health Technology and Informatics
|June 8, 2022
PubMed
Summary

This study evaluated adherence to best practices in 40 cervical cancer meta-analyses (MA). Key reporting and methodological elements were often missing, potentially increasing bias and hindering reproducibility in evidence-based medicine.

Keywords:
Cervical CancerMeta-AnalysisReproducibility of Results

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Area of Science:

  • Medical research methodology
  • Evidence-based medicine
  • Biostatistics

Background:

  • Meta-analyses (MA) are crucial for evidence-based medicine but suffer from reporting and methodological inconsistencies.
  • These issues can compromise reproducibility and introduce bias in research findings.

Purpose of the Study:

  • To assess the adherence of cervical cancer meta-analyses to established reporting and execution guidelines.
  • To identify common pitfalls in meta-analysis conduct and reporting.

Main Methods:

  • A systematic review of 40 meta-analyses on cervical cancer was performed.
  • Adherence to the PRISMA reporting guideline and AMSTAR2 execution guideline was evaluated.

Main Results:

  • Low adherence was observed for critical elements: 'review methods established before MA' (32.5%), 'principal summary measures defined' (32.5% per PRISMA), and 'characteristics of included studies' (31.3% per AMSTAR2).
  • These deficiencies significantly impact the reliability and reproducibility of meta-analyses.

Conclusions:

  • Significant gaps exist in the methodological rigor and reporting of cervical cancer meta-analyses.
  • Improving awareness of these common pitfalls is essential for enhancing the quality of future meta-analyses and evidence-based medical practice.