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Technique and Patient Selection Criteria of Right Anterior Mini-Thoracotomy for Minimal Access Aortic Valve Replacement
Published on: March 26, 2018
Cost-effectiveness of aortic valve replacement in the elderly: an introductory study
YingXing Wu1, Ruyun Jin, Guangqiang Gao
1Providence Heart and Vascular Institute, Providence Health System, Portland, Ore 97225, USA. yingxing.wu@providence.org
The Journal of Thoracic and Cardiovascular Surgery
|February 27, 2007
Summary
Aortic valve replacement is a cost-effective procedure for all age groups, offering significant value per quality-adjusted life year gained. This study highlights its economic viability, especially for younger patients.
Area of Science:
- Cardiovascular Surgery
- Health Economics
- Geriatric Medicine
Background:
- Increasing life expectancy and technological advancements are expanding eligibility for valve replacement in elderly populations.
- Aortic valve replacement (AVR) is a common procedure with generally satisfactory clinical outcomes.
- Assessing the economic value of medical interventions is crucial for healthcare resource allocation.
Purpose of the Study:
- To estimate the relative cost-effectiveness of aortic valve replacement (AVR) using standard econometric techniques.
- To provide an introductory analysis of AVR cost-effectiveness based on a large, prospective institutional database.
- To establish a foundation for future, more comprehensive studies on the economic impact of AVR.
Main Methods:
- Analysis of a prospective database of 4617 adult patients undergoing AVR between 1961 and 2003.
- Utilized lifetime follow-up data (31,671 patient-years) and yearly questionnaires.
- Estimated quality-adjusted life years (QALYs) from New York Heart Association class and calculated cost-effectiveness ratios based on patient age at surgery.
Main Results:
- The overall cost-effectiveness ratio for AVR was approximately $13,528 per QALY gained.
- Cost-effectiveness ratios increased with age at surgery.
- Octogenarians and nonagenarians faced higher ratios, at $19,826/QALY and $27,182/QALY, respectively.
Conclusions:
- Aortic valve replacement is considered cost-effective across all age demographics based on established economic benchmarks.
- The procedure demonstrates particularly strong cost-effectiveness for all but the most elderly patient groups.
- This study supports the economic rationale for AVR, particularly in the context of an aging population.
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