Similar responses to EQ-5D-3L by two elicitation methods: visual analogue scale and time trade-off

Abstract Background Health-related quality of life (HRQoL) is often measured using EQ-5D-3L by the elicitation methods of visual analogue scale (VAS) and time trade-off (TTO). Although many countries have constructed both national VAS and TTO value sets, the fact that VAS and TTO value sets produces...

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Bibliographic Details
Main Authors: Xiuying Wang, Lin Zhuo, Yifei Ma, Ting Cai, Aviva Must, Ling Xu, Lang Zhuo
Format: Article
Language:English
Published: BMC 2020-05-01
Series:BMC Medical Research Methodology
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12874-020-01008-9