Author's reply

BMJ 1995; 311 doi: https://doi.org/10.1136/bmj.311.7000.330 (Published 29 July 1995) Cite this as: BMJ 1995;311:330
  1. E G McNally,
  2. G De Lacey,
  3. P Lovell,
  4. T Welch
  1. Senior registrar in diagnostic radiology Consultant radiologist Registrar in accident and emergency Consultant in charge of accident and emergency Department of Radiology, Nuffield Orthopaedic Centre NHS Trust Headington, Oxford OX4 4LD

    EDITOR,--The aim of our study was to propose a method of reinforcing clinical guidelines. The outcome that was measured showed a significant change in referral patterns and supports the conclusion that carefully designed posters are effectve in reinforcing guidelines. Reductions of 75% for abdominal radiographs and 50% for skull radiographs were achieved. Data on the overall change in referral patterns (that is, for all four areas combined) were not presented as we regarded this statistic as meaningless.

    Several other possible reasons for the reduction in referral for radiography were considered, including the experience of the doctors and changes in staff. No other guidelines, …

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