How well do social frailty indices predict incident dementia in older adults?

ABSTRACT:

Objectives

Few studies have examined the association between social frailty and dementia. We aim to assess if social frailty indices predict dementia and evaluate causality.

Methods

Data from 851 community-dwelling participants aged 70 years and older without dementia from the Sydney Memory and Ageing Study were used. Social frailty was assessed using five published indices that incorporated a range of psychosocial factors. Incident dementia was assessed by consensus diagnosis using biennial neuropsychological tests over a 12-year period.

Results

Based on Cox regression, social frailty was predictive of an increased risk of incident dementia using three different indices. After adjusting for a range of confounders, including physical and psychological frailty, evidenc

SUBMITTER: Matison AP 

PROVIDER: S-EPMC12460892 | biostudies-literature | 2025 Sep

REPOSITORIES: biostudies-literature