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Activity engagement is related to level, but not change in cognitive ability across adulthood

Bielak, Allison; Christensen, Helen; Windsor, Timothy; Anstey, Kaarin


It is unclear whether the longitudinal relation between activity participation and cognitive ability is due to preserved differentiation (active individuals have higher initial levels of cognitive ability), or differential preservation (active individuals show less negative change across time). This distinction has never been evaluated after dividing time-varying activity into its two sources of variation: betweenperson and within-person variability. Further, few studies have investigated how...[Show more]

CollectionsANU Research Publications
Date published: 2012
Type: Journal article
Source: Psychology and Aging
DOI: 10.1037/a0024667


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