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Pragmatic randomised controlled trials in psychiatry.

M Hotopf1, R Churchill, G Lewis

  • 1Guy's School of Medicine, London. m.hotopf@iop.bpmf.ac.uk

The British Journal of Psychiatry : the Journal of Mental Science
|January 25, 2000
PubMed
Summary

Large pragmatic randomized controlled trials (RCTs) are crucial for psychiatric treatment evaluation. Challenges include complex interventions, outcomes, and blinding, necessitating clinician cooperation for successful large-scale trials.

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Area of Science:

  • Psychiatry
  • Clinical Research
  • Evidence-Based Medicine

Background:

  • Randomized controlled trials (RCTs) are the gold standard for evaluating new treatments.
  • There is a notable scarcity of large-scale pragmatic RCTs within the field of psychiatry.
  • Pragmatic RCTs aim to assess treatment effectiveness in real-world clinical settings.

Purpose of the Study:

  • To identify the primary benefits of conducting large pragmatic RCTs in psychiatry.
  • To delineate the significant obstacles hindering the implementation of these trials in psychiatric research.
  • To provide insights for improving the design and execution of psychiatric RCTs.

Main Methods:

  • A comprehensive narrative literature review was conducted.
  • The review focused on pragmatic RCTs, drawing examples from both psychiatry and other medical disciplines.

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  • Analysis synthesized existing knowledge on the advantages and challenges of pragmatic RCTs.

    • Main Results:

    • Key obstacles include the inherent complexity of psychiatric interventions.
    • The multifaceted nature of outcome measures in psychiatry presents a significant challenge.
    • Difficulties in blinding participants and researchers to certain psychiatric interventions impede trial conduct.
    • The complexity of psychiatric interventions, outcomes, and blinding are major barriers.

    Conclusions:

    • Future research must frame questions that resonate with clinical practice.
    • Engaging clinicians and securing their cooperation in simplified, large pragmatic trials is essential.
    • Enhancing clinician collaboration is vital for advancing psychiatric research through pragmatic RCTs.