Assessing Health-Related Quality of Life Measures in Heart Failure
Author Information
Author(s): Eurich Dean T, Johnson Jeffrey A, Reid Kimberly J, Spertus John A
Primary Institution: Institute of Health Economics, Edmonton, Alberta, Canada
Hypothesis
The study aims to compare the responsiveness of generic and heart failure-specific health-related quality of life measures.
Conclusion
The disease-specific KCCQ was found to be the most responsive measure for assessing changes in health-related quality of life over a 6-week period.
Supporting Evidence
- The KCCQ Summary Scores had the highest relative ranking across all responsiveness indices.
- Generic measures like EQ-5D and RAND12 were less responsive compared to the KCCQ.
- Responsiveness of HRQL measures was influenced by the external criteria used to classify clinical change.
Takeaway
This study looked at how well different questionnaires can show changes in health for heart failure patients, finding that a specific one for heart failure worked best.
Methodology
Data was collected from heart failure patients at baseline and after 6 weeks using various HRQL measures and clinical indicators.
Potential Biases
Potential bias in clinical change assessment due to the lack of a gold standard for heart failure.
Limitations
The study's ability to identify true clinical change was subjective, and the follow-up period was relatively short.
Participant Demographics
Average age was 60 years, 75% were male, and most had moderate to severe heart failure symptoms.
Digital Object Identifier (DOI)
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