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Validation of two instruments to assess technical bronchoscopic skill using virtual reality simulation.

Mohsen Davoudi1, Kathryn Osann, Henri G Colt

  • 1Medical Center, University of California, Irvine, CA 92868, USA.

Respiration; International Review of Thoracic Diseases
|April 15, 2008
PubMed
Summary
This summary is machine-generated.

Two new tools, the Bronchoscopy Skills and Tasks Assessment Tool (BSTAT) and Bronchoscopy Step-by-Step Evaluation Tool (BSET), reliably assess flexible bronchoscopy skills. These validated instruments can evaluate competency-based medical education curricula.

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Area of Science:

  • Medical Education
  • Surgical Simulation
  • Patient Safety

Background:

  • Variability in flexible bronchoscopy teaching necessitates standardized curricula and assessment tools.
  • Emphasis on patient safety and competency-based education drives innovation in medical training.

Purpose of the Study:

  • To validate the Bronchoscopy Skills and Tasks Assessment Tool (BSTAT) and Bronchoscopy Step-by-Step Evaluation Tool (BSET).
  • To assess the reliability and validity of these instruments for evaluating bronchoscopic skill.

Main Methods:

  • Two independent testers simultaneously scored 22 participants (novice, fellow, attending) using BSTAT and BSET on a virtual reality simulator.
  • Participants were tested twice; intertester and test-retest reliability were analyzed using intraclass correlations (ICC).
  • Concurrent validity was assessed using ANOVA based on participants' experience levels.

Main Results:

  • Both BSTAT and BSET demonstrated high intertester reliability (ICC = 0.98).
  • High test-retest reliability was observed (ICC = 0.86 for BSTAT, 0.85 for BSET), with a slight learning effect.
  • Novice scores were significantly lower than fellow and attending scores (p < 0.001).

Conclusions:

  • BSTAT and BSET are reliable and valid tools for assessing bronchoscopic skills.
  • These instruments can effectively evaluate the impact of new competency-based bronchoscopy curricula.
  • Validated assessment tools are crucial for ensuring patient safety and standardizing medical training.