Intrinsic Capacity Across 15 Countries in the Survey of Health, Aging, and Retirement in Europe

Abstract

IMPORTANCE Intrinsic capacity (IC) is a core component of the World Health Organization’s healthy aging framework. Yet, despite multiple validations of IC across various settings, there is still a lack of longitudinal cross-national analysis. OBJECTIVE To validate the IC construct, describe variance between key demographic groups, and create population centile curves across 15 countries using data from the Survey of Health, Aging, and Retirement in Europe (SHARE). DESIGN, SETTING, AND PARTICIPANTS In this population-based multicenter cohort study, data from SHARE wave 5 (January to November 30, 2013) were analyzed, and subsequent care dependence in wave 6 (January to November 30, 2015) was d..