Article
Deficits of spatial and task-related attentional selection in mild cognitive impairment and Alzheimer's disease.
Neurobiology of aging - 1 Jan 2012
Redel P, Bublak P, Sorg C, Kurz A, Förstl H, Müller H J, Schneider W X, Perneczky R, Finke K
Abstract excerpt
Visual selective attention was assessed with a partial-report task in patients with probable Alzheimer's disease (AD), amnestic mild cognitive impairment (MCI), and healthy elderly controls. Based on Bundesen's "theory of visual attention" (TVA), two parameters were derived: top-down control of attentional selection, representing task-related attentional weighting for prioritizing relevant visual objects, and...
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