Face validity of the EQ health and wellbeing instrument (EQ-HWB) in Hong Kong

Abstract Background The EuroQol Health and Wellbeing (EQ-HWB™) measures quality-of-life (QoL) across healthcare and social care settings. Its framework integrates physical, social, and psychological domains, shaped by cultural influences. Despite global validation, evidence supporting its applicability in Asian contexts, particularly in Hong Kong, is limited. This study evaluated the face validity of the Traditional Chinese version of the EQ-HWB among Hong Kong adults, focusing on its conceptual