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Outcomes research in surgery.

F D Brenneman1, J G Wright, E D Kennedy

  • 1Department of Surgery and Surgical Clinical Epidemiology Group, University of Toronto, Mount Sinai Hospital, 600 University Avenue, Room 449, Toronto, Ontario M5G 1X5, Canada.

World Journal of Surgery
|November 7, 1999
PubMed
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Outcomes studies assess patient health results using large datasets, often revealing healthcare delivery impacts. However, these observational studies have limitations, including data accuracy issues and inability to capture patient preferences.

Area of Science:

  • Health Services Research
  • Clinical Epidemiology
  • Healthcare Quality Improvement

Background:

  • Outcomes studies evaluate patient results in large cohorts, frequently utilizing administrative healthcare databases.
  • These studies aim to understand how healthcare delivery variations influence routine practice and patient outcomes.

Purpose of the Study:

  • To define and discuss the methodologies, applications, and inherent limitations of outcomes studies in healthcare research.
  • To highlight the importance of patient-centered outcome measures versus traditional clinical endpoints.

Main Methods:

  • Analysis of large patient cohorts, often leveraging existing administrative or claims databases.
  • Observational study designs to assess the impact of healthcare structure and processes on patient outcomes.

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Main Results:

  • Outcomes studies provide valuable insights into the real-world impact of healthcare delivery variations.
  • Commonly used outcome measures include mortality, morbidity, and length of hospital stay, though patient-reported outcomes like quality of life are often lacking.

Conclusions:

  • While valuable, outcomes studies are limited by their observational nature and potential data inaccuracies from secondary database use.
  • Future research should strive to incorporate patient preferences and utilize more comprehensive, patient-centered outcome measures.