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Chest radiography guidelines for general practitioners: a practical approach

P W Bearcroft1, J H Small, C D Flower

  • 1Department of Radiology, Addenbrooke's Hospital, Cambridge.

Clinical Radiology
|January 1, 1994
PubMed
Summary
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General practitioner guidelines for chest radiography significantly reduced inappropriate referrals by 30.5% and improved clinical information provided. This study demonstrates the effectiveness of targeted guideline dissemination in improving diagnostic imaging practices.

Area of Science:

  • Radiology
  • Clinical Practice Guidelines
  • Healthcare Management

Background:

  • Developing and disseminating intensive clinical guidelines can be challenging for healthcare practices.
  • General practitioner (GP) referrals for chest radiography are common but can be subject to inappropriate requests.
  • Improving the quality of information accompanying diagnostic imaging requests is crucial for accurate interpretation.

Purpose of the Study:

  • To assess the effectiveness of general practitioner guidelines for chest radiography.
  • To evaluate the impact of guideline dissemination on referral appropriateness and clinical information quality.
  • To determine if guidelines influence the overall rate of chest radiography referrals.

Main Methods:

  • Designed and disseminated specific guidelines for chest radiography referrals to 33 randomly selected general practices.

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  • Analyzed 2500 subsequent radiography requests, collecting data on demographics, referring practice, and clinical history.
  • Compared referral data before and after guideline implementation to assess changes in appropriateness and information provided.

    • Main Results:

    • A significant 30.5% reduction in referrals contrary to guidelines (8.2% to 5.7%, P=0.016).
    • A 29.7% decrease in referrals with inadequate clinical history (15.5% to 10.9%, P=0.0008).
    • A 14.5% increase in the frequency of presumptive diagnoses stated (42.9% to 49.1%, P=0.0025).

    Conclusions:

    • Dissemination of general practitioner guidelines for chest radiography is effective in reducing inappropriate requests.
    • Guidelines improve the quality of clinical information accompanying chest radiography referrals.
    • While guidelines enhance appropriateness, they did not reduce the overall referral rate in this study.