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Related Experiment Videos

The graveyard shift: experience with a night float system.

Douglas W Reader1, Dimitrios G Spigos, William F Bennett

  • 1Department of Radiology, The Ohio State University Medical Center, Columbus, Ohio, USA.

Emergency Radiology
|August 4, 2004
PubMed
Summary
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The new night float system minimally impacts resident circadian rhythm and clinical judgment. Most residents prefer night float over 24-hour calls, finding it improves clinical judgment.

Area of Science:

  • Medical Education
  • Sleep Medicine
  • Radiology

Background:

  • Traditional 24-hour call shifts pose challenges for resident well-being and clinical performance.
  • Optimizing resident scheduling is crucial for maintaining high standards in medical training.

Purpose of the Study:

  • To evaluate the impact of a new night float system on radiology residents' circadian rhythm and clinical judgment.
  • To gather resident feedback for future night float system optimization.

Main Methods:

  • A questionnaire was administered to 20 radiology residents post-night float coverage.
  • Data on acclimation time, routine return, and perceived clinical judgment were collected and analyzed.

Main Results:

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  • Residents acclimated to the night float in an average of 2.0 days and returned to normal routines in 2.3 days.
  • No residents reported impaired clinical judgment; 45% felt it improved compared to 24-hour calls.
  • 90% of residents preferred the night float system over 24-hour calls.

    • Conclusions:

    • The night float system is a viable alternative for evening coverage with minimal circadian disruption.
    • It does not adversely affect clinical judgment and may enhance it compared to traditional call systems.
    • Optimal night float parameters include 10.5-hour shifts and 6.8 consecutive days.