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. 2020 Dec;33(4):197-208.
doi: 10.1024/1662-9647/a000241. Epub 2020 Jul 8.

Personality and Dementia Risk in England and Australia

Affiliations

Personality and Dementia Risk in England and Australia

Damaris Aschwanden et al. GeroPsych (Bern). 2020 Dec.

Abstract

Evidence for the relation between personality and dementia risk comes mainly from American samples. We tested whether personality-dementia links extend to populations from England and Australia. Data from the English Longitudinal Study of Ageing (ELSA; N = 6,887; Follow-up mean: 5.64 years) and the Household, Income and Labour Dynamics in Australia (HILDA; N = 2,778; Follow-up mean: 10.96 years) were analyzed using Cox PH models. In both samples, higher neuroticism was associated with increased dementia risk. In ELSA, lower conscientiousness was related to increased risk. In HILDA, conscientiousness had a similar effect but did not reach statistical significance. The present work found a consistent association for neuroticism and suggests similar personality-dementia links across demographic groups and high-income countries.

Keywords: Australia; England; conscientiousness; culture; dementia; neuroticism; personality traits.

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