A study evaluation framework for measuring cognition. Lessons learned in cross-national contexts from four English-speaking aging cohorts.

ABSTRACT: The Harmonized Cognitive Assessment Protocol (HCAP) is a detailed battery assessing cognition among older people used by studies across the world. Data harmonization is a key priority for HCAP studies. We used a mixed-methods approach using established theories from the existing literature detailing the methodologies of longitudinal studies and from the implementation of HCAP in four English-speaking studies adopting the same protocol. Through a detailed investigation involving the English Longitudinal Study of Ageing (ELSA), the Health and Retirement Study (HRS), The Irish Longitudinal Study on Ageing (TILDA), and the Northern Ireland Cohort for the Longitudinal Study of Ageing (NICOLA), we identified 60 factors contributing to the development of a conceptual framework for the evaluation

SUBMITTER: Hayat S 

PROVIDER: S-EPMC11702860 | biostudies-literature | 2024 Dec

REPOSITORIES: biostudies-literature