EQ-5D-5L versus EQ-5D-3L: the impact on cost effectiveness in the United Kingdom
Objectives: To model the relationship between the three-level (3L) and the five-level (5L) EuroQol five-dimensional questionnaire and examine how differences have an impact on cost effectiveness in case studies. Methods: We used two data sets that included the 3L and 5L versions from the same respondents. The EuroQol Group data set (n = 3551) […]