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Ranking trauma center quality: can past performance predict future performance?

Laurent G Glance1, Dana B Mukamel, Turner M Osler

  • 1*Department of Anesthesiology, University of Rochester Medical Center, Rochester, NY †Department of Medicine, Center for Health Policy Research, University of California, Irvine ‡Department of Surgery, University of Vermont Medical College, Burlington; and §RAND, RAND Health, Boston, MA.

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|December 26, 2013
PubMed
Summary
This summary is machine-generated.

Historical trauma center quality metrics can predict future performance, but only when using recent data. Older data (3+ years) is unreliable for predicting individual trauma center outcomes and patient mortality.

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Area of Science:

  • Trauma Care
  • Healthcare Quality Improvement
  • Health Services Research

Background:

  • The American College of Surgeons Trauma Quality Improvement Program aims to establish trauma centers as learning laboratories for best practices.
  • This initiative relies on the assumption that historical trauma quality data can accurately identify high-performing centers.

Purpose of the Study:

  • To evaluate the reliability of historical trauma center quality metrics in predicting future center performance.
  • To determine the optimal timeframe of historical data for predicting subsequent trauma center outcomes.

Main Methods:

  • A retrospective observational study analyzed data from 122,408 patients across 22 level I and II trauma centers in Pennsylvania.
  • The Trauma Mortality Prediction Model was employed to assess the predictive accuracy of historical quality metrics on future hospital performance.

Main Results:

  • Patients at lower-performing trauma centers faced double the odds of mortality compared to those at top-performing centers when using 2- or 3-year-old data.
  • While a trend towards increased mortality was observed with 5-year-old data, its predictive power diminished.
  • Correlation analysis showed moderate agreement for 2-year-old data but no significant agreement for data 3 years or older.

Conclusions:

  • Trauma center quality, as assessed by historical data, is linked to subsequent patient outcomes.
  • Low-quality centers identified using 2- to 5-year-old data are associated with higher patient mortality.
  • While 2-year-old data reliably predicts individual trauma center performance, older data (3+ years) lacks predictive value for individual center outcomes.