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Willingness to pay for a QALY: past, present and future
Helen Mason1, Rachel Baker, Cam Donaldson
1Institute of Health and Society, 21 Claremont Place, Newcastle University, Newcastle upon Tyne, NE2 4AA, UK. helen.mason@ncl.ac.uk.
Expert Review of Pharmacoeconomics & Outcomes Research
|June 10, 2010
Summary
Establishing the need for willingness-to-pay per quality-adjusted life-year (WTP/QALY) values is crucial for healthcare decision-making. This paper reviews WTP/QALY studies, analyzes their limitations, and discusses future research directions for policy relevance.
Area of Science:
- Health Economics
- Health Policy
- Decision Analysis
Background:
- Healthcare decision-making increasingly relies on economic evaluations.
- Quality-adjusted life-year (QALY) is a standard outcome measure.
- Determining the societal value of health interventions is complex.
Purpose of the Study:
- To establish the necessity of a willingness-to-pay per QALY (WTP/QALY) value.
- To explore the application of WTP/QALY values in healthcare policy.
- To critically assess existing WTP/QALY estimation methods.
Main Methods:
- Systematic review of studies estimating WTP/QALY from stated preference data.
- Categorization of reviewed studies into three distinct groups.
- Comparative analysis of studies within and between categories.
Main Results:
- Identified significant heterogeneity in WTP/QALY estimates across studies.
- Highlighted limitations in current methodologies and data sources.
- Assessed the suitability of existing WTP/QALY values for policy implementation.
Conclusions:
- A defined WTP/QALY threshold is essential for consistent healthcare resource allocation.
- Further methodological refinement and empirical research are needed.
- Future work should focus on addressing identified limitations for robust policy guidance.
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