Comparing the associations between performance-based, participant-reported, and study partner-reported instrumental activities of daily living tasks and cognition in cognitively unimpaired adults
Background Assessing instrumental activities of daily living (IADLs) is an integral diagnostic process for cognitive decline due to Alzheimer's disease (AD). While there are questionnaire-based and performance-based IADL measures, there is no clear consensus on the best methodology for a preclinical population. Objecti...