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[Clinical trials registry].

Elena Ryder

    Investigacion Clinica
    |December 18, 2004
    PubMed
    Summary

    Journal publication bias favors positive trial results. To combat this, the International Committee of Medical Journal Editors (ICMJE) mandates public trial registration for publication consideration, impacting registry selection.

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    Area of Science:

    • Medical research ethics
    • Clinical trial management
    • Publication bias

    Background:

    • Journals exhibit a preference for publishing positive trial outcomes over negative or inconclusive ones, leading to publication bias.
    • The International Committee of Medical Journal Editors (ICMJE) proposed comprehensive trials registration to address selective awareness.
    • ICMJE member journals will require trial registration as a prerequisite for publication consideration.

    Discussion:

    • The ICMJE recommends registries meeting specific criteria, such as www.clinicaltrials.com, which must be supported by non-profit organizations.
    • Current Controlled Trials Ltd., a commercial entity meeting other ICMJE criteria, faces potential exclusion due to its commercial nature.
    • This raises questions about the inclusivity of ICMJE's registry criteria and potential biases against commercial entities.

    Key Insights:

    • Mandatory trial registration aims to improve transparency and reduce publication bias in medical research.
    • The ICMJE's non-profit funding criterion for recommended registries may inadvertently exclude valuable resources.
    • Ensuring equitable access and participation in trial registration is crucial for comprehensive data dissemination.

    Outlook:

    • Investigating the current status of clinical trial registration within specific countries is warranted.
    • Assessing the feasibility and benefits of implementing international registry standards locally is recommended.
    • Future policies should consider a broader range of registry types to ensure maximum participation and data accessibility.

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