ArticleQuality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation2020
Influence of elicitation procedure and phrasing on health state valuations in experience-based time trade-off tasks among diabetes patients in China.
Article in Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.
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Who cites it
3 citing papers in PubMed, 1 synthesis or guideline pooled it.
- Health state utility values of type 2 diabetes mellitus and related complications: a systematic review and meta-regression.Health and quality of life outcomes · 2024Pooled it
- Engaging Underserved Populations in Health Preference Research: Challenges and Strategies.The patient · 2025Article
- Use of the visual analogue scale for health state valuation: a scoping review.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2023Article
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6 authors.
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Abstract
purposeOpen-ended and iteration-based time trade-off (TTO) tasks can both be used for valuation of health states. It has so far not been examined how the elicitation procedure affects the valuation of experience-based health states. The purpose of this study is to investigate the influence of elicitation procedure on experience-based health state values elicited by the TTO method.
methods156 Chinese adults with type 2 diabetes participated in face-to-face interviews with an open-ended or an iteration-based TTO task. The association between the type of TTO task and the valuation of health states was investigated through multiple linear regression analyses. A modified open-ended TTO task was also developed (n = 33) to test whether different phrasings of open-ended TTO tasks influence TTO values.
resultsHigher TTO values were observed in the original open-ended TTO task compared to the iteration-based task, which indicates that the elicitation procedure influences the valuation of health states. When the modified open-ended task was introduced, the difference between the two elicitation procedures was no longer statistically significant, suggesting that the phrasing and/or visual presentation of the TTO task may influence the valuation of health states.
conclusionsThe choice of elicitation procedure as well as the description of experience-based TTO tasks may influence the valuation of health states. Further research is warranted, also in other cultural contexts, to further explore these findings.
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