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Differential Distribution of Subjective and Objective Cognitive Impairment in the Population: A Nation-Wide Twin-Study

20 Mar 2012

Abstract excerpt

We report the prevalence of subjective cognitive impairment (SCI) and cognitive impairment no dementia (CIND), their socio-demographic profile, and the contribution of genetic background and shared familial environment to SCI and CIND. Subjects were 11,926 dementia-free twin individuals aged ≥65 from the Swedish Twin Registry. SCI was defined as subjective complaint of cognitive change without objective cognitive...

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PMID: 22233768
DOI: 10.3233/jad-2011-111904

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