Mapping between HAQ-DI and EQ-5D-5L in a Chinese patient population

In order to address the current deficiency of health utility evidence relevant for economic evaluations involving treatments for rheumatoid arthritis (RA) in the Chinese setting, this study aims to develop a mapping algorithm linking the Health Assessment Questionnaire (HAQ) and EQ-5D-5L in a Chinese population of patients with RA.An estimation sample was obtained from a cross-sectional study that collected HAQ, the pain Visual Analogue Scale,...