Idea Density Measured in Late Life Predicts Subsequent Cognitive Trajectories: Implications for the Measurement of Cognitive Reserve

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Idea density measured in late life predicts subsequent cognitive trajectories: implications for the measurement of cognitive reserve.

OBJECTIVE The Nun Study showed that lower linguistic ability in young adulthood, measured by idea density (ID), increased the risk of dementia in late life. The present study examined whether ID measured in late life continues to predict the trajectory of cognitive change. METHOD ID was measured in 81 older adults who were followed longitudinally for an average of 4.3 years. Changes in global...

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Empirically Defining Trajectories of Late-Life Cognitive and Functional Decline

BACKGROUND Alzheimer's disease (AD) is associated with variable cognitive and functional decline, and it is difficult to predict who will develop the disease and how they will progress. OBJECTIVE This exploratory study aimed to define latent classes from participants in the Alzheimer's Disease Neuroimaging Initiative (ADNI) database who had similar growth patterns of both cognitive and functi...

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Cognitive Reserve in Dementia: Implications for Cognitive Training

Cognitive reserve (CR) is a potential mechanism to cope with brain damage. The aim of this study was to evaluate the effect of CR on a cognitive training (CT) in a group of patients with dementia. Eighty six participants with mild to moderate dementia were identified by their level of CR quantified by the CR Index questionnaire (CRIq) and underwent a cycle of CT. A global measure of cognition m...

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ژورنال

عنوان ژورنال: The Journals of Gerontology Series B: Psychological Sciences and Social Sciences

سال: 2012

ISSN: 1079-5014,1758-5368

DOI: 10.1093/geronb/gbr162