Richard Huan Xu

Psychometric properties of the Chinese version of the ASCOT-SCT4 in Hong Kong: a validation study using classical test theory and Rasch analysis

Abstract Background Hong Kong’s rapid population ageing increases demand for long-term care (LTC) and places pressure on public expenditure. The Adult Social Care Outcomes Toolkit Four-level Self-Completion Tool (ASCOT-SCT4) is a preference-based instrument specifically developed...

Validation of proxy-reported EQ-5D-Y-3L in younger children with spinal muscular atrophy: age-related differences in performance

Abstract Objectives This study aimed to examine the psychometric performance of the proxy-reported EQ-5D-Y-3L (Y-3L) for children living with spinal muscular atrophy (SMA) aged between 5 and 12 years, with a particular focus on examining whether its properties differ across three...