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Does activity engagement protect against cognitive decline in old age?
 — methodological and analytical considerations
Author(s)Paolo Ghisletta, Jean-François Bickel, Martin Lövdén
Journal titleJournals of Gerontology: Series B, Psychological Sciences and Social Sciences, vol 61B, no 5, September 2006
Pagespp P253-P261
Sourcehttp://www.geron.org
KeywordsRecreation ; Participation ; Cognitive processes ; Mental clarity ; Mental speed ; Performance ; Methodology ; Interviewing ; Switzerland.
AnnotationThe literature regarding relationships between activity engagement and cognitive performance is abundant yet inconclusive. While some studies report that higher activity engagement leads to lower cognitive decline in old age, others report on functional links, or that higher cognitive performance leads to less decline in activity engagement. The authors discuss some methodological and analytical features that may contribute to divergent findings. They then apply a longitudinal dynamic structural equation model to five repeated measurements of the Swiss Interdisciplinary Longitudinal Study on the Oldest Old (SWILSO-O). Performance on perceptual speed and verbal fluency tasks were analysed in relation to six different composite scores. Results suggest that increased media and leisure activity engagement may lessen decline in perceptual speed, but not verbal fluency or performance, whereas cognitive performance does not effect change in activity engagement. (RH).
Accession NumberCPA-070504226 A
ClassmarkH: TMB: DA: DF: DG: 5H: 3D: 3DL: 76C

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