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Anesthesiologist board certification and patient outcomes.
Jeffrey H Silber1, Sean K Kennedy, Orit Even-Shoshan
1Center for Outcomes Research, Department of Anesthesiology and Critical Care Medicine, The Children's Hospital of Philadelphia, Pennsylvania 19094, USA. Silberj@Wharton.Upenn.Edu
Anesthesiology
|May 1, 2002
Summary
Lack of anesthesiology board certification in midcareer physicians was linked to higher patient mortality and failure-to-rescue rates. These findings suggest certification may indicate better quality of care, though hospital practice environments also play a role.
Area of Science:
- Medical Outcomes Research
- Anesthesiology Quality Improvement
- Healthcare Provider Competence
Background:
- Board certification is a common proxy for physician competence, but its direct impact on patient outcomes requires further investigation.
- Limited studies have validated board certification as a predictor of provider performance in surgical settings.
Purpose of the Study:
- To compare patient outcomes following surgical procedures managed by anesthesiologists with and without board certification.
- To assess the association between anesthesiology board certification status and patient mortality and failure-to-rescue rates.
Main Methods:
- Analysis of Medicare claims data for 144,883 patients undergoing surgery in Pennsylvania (1991-1994).
- Comparison of outcomes for 8,894 cases involving midcareer anesthesiologists (11-25 years post-medical school) lacking board certification against all other cases.
- Outcome measures included 30-day in-hospital mortality and failure-to-rescue rates, adjusted for patient severity, case mix, and hospital characteristics.
Main Results:
- Anesthesiologists without board certification showed significantly higher adjusted odds ratios for both mortality (1.13) and failure to rescue (1.13).
- These associations remained consistent after adjusting for international medical school graduate status.
- The study focused on midcareer anesthesiologists, a group where board certification was expected to be prevalent.
Conclusions:
- Lack of anesthesiology board certification among midcareer practitioners is associated with poorer patient outcomes, including increased mortality and failure-to-rescue.
- The observed outcome disparities may be influenced by the practice environment or hospital characteristics rather than solely provider practice patterns.
- Findings highlight the importance of considering board certification in quality assessments while acknowledging potential confounding factors.