Non-cognitive intrinsic capacity profile and cognitive ageing across three international ageing cohorts: a harmonised individual-participant data analysis.
OBJECTIVE To examine whether a four-domain non-cognitive intrinsic capacity (IC) profile, excluding cognition to avoid exposure-outcome circularity, is associated with cognitive ageing across three international cohorts. METHODS We analysed harmonised CHARLS, ELSA, and HRS data from 26,022 adults aged ≥60 years (132,...