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Health utility indices and equity considerations.
1Department of Health Policy and Management, Erasmus University, Rotterdam, The Netherlands.
Journal of Health Economics
|January 7, 1997
Summary
This study introduces methods to integrate equity into cost-utility analysis using Quality-Adjusted Life Years (QALYs). It proposes algorithms for applying equity concerns in health economic evaluations, making them easier to implement.
Area of Science:
- Health Economics
- Decision Science
- Public Health Policy
Background:
- Cost-utility analysis is a key tool in health economics.
- Incorporating equity concerns into such analyses remains a challenge.
- Quality-Adjusted Life Years (QALYs) are commonly used but their aggregation raises equity questions.
Purpose of the Study:
- To propose methods for incorporating equity considerations into cost-utility analysis.
- To examine QALYs as utilities versus measures of health.
- To develop practical algorithms for equity-aware health economic evaluations.
Main Methods:
- Examined two interpretations of QALYs: as von Neumann-Morgenstern utilities and as health measures.
- Provided justification for consistent scaling and aggregation of QALYs.
- Identified conditions for unweighted QALY aggregation, highlighting exclusions of common equity concerns.
- Proposed algorithms designed to incorporate equity.
Main Results:
- Established conditions under which unweighted QALY aggregation is appropriate.
- Demonstrated that common equity concerns are excluded by standard unweighted aggregation.
- Developed novel algorithms that explicitly account for equity.
Conclusions:
- Standard QALY aggregation methods may not adequately address equity.
- The proposed methods and algorithms offer a practical way to integrate equity into cost-utility analysis.
- These advancements can lead to more equitable health policy decisions.