The association of cumulative frailty with subsequent cognitive decline, dementia incidence, and all-cause mortality: a longitudinal cohort study.
BACKGROUND Frailty is dynamic, but associations of cumulative frailty with later cognition, dementia, and death remain unclear. METHODS We analysed Waves 4-8 of the Survey of Health, Ageing and Retirement in Europe. Cumulative frailty was the area under the curve of five-component frailty scores across Waves 4-6. Cog...