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Vitaliano, Peter P.; Zhang, Jianping; Young, Heather M.; Caswell, Lisa W.; Scanlan, James M.; Echeverria, Diana – Gerontologist, 2009
Purpose: Very few studies have examined cognitive decline in caregivers versus noncaregivers, and only 1 study has examined mediators of such decline. We evaluated the relationship between caregiver status and decline on the digit symbol test (DST; a measure of processing speed, attention, cognitive-motor translation, and visual scanning) and…
Descriptors: Spouses, Independent Living, Alzheimers Disease, Caregivers

Martino-Saltzman, David; And Others – Gerontologist, 1991
Used video-based observations to assess travels of 40 nursing home residents, 24 of whom were wanderers. Monitored travel continuously for 30 days, recording over 5,000 unassisted travel events. Observed four basic travel patterns: direct travel, lapping, random travel, and pacing. Travel efficiency was significantly related to cognitive status,…
Descriptors: Alzheimers Disease, Behavior Patterns, Cognitive Processes

Weingartner, Herbert J.; And Others – Gerontologist, 1993
Contrasts changes in semantic memory in elderly normal controls and Alzheimer's disease (AD) patients before patients expressed symptoms. Found that controls generated more uncommon exemplars from closed semantic categories (fruits and vegetables) than did AD patients prior to presumed onset of AD. AD patients were just as productive as controls…
Descriptors: Aging (Individuals), Alzheimers Disease, Cognitive Processes, Memory