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Full-Text Articles in Psychology

P300 Latency In Alzheimer’S Disease: A Meta-Analysis And Meta-Regression, David Payne Bennett, Dawson Hedges Apr 2015

P300 Latency In Alzheimer’S Disease: A Meta-Analysis And Meta-Regression, David Payne Bennett, Dawson Hedges

Journal of Undergraduate Research

Developing a biomarker for accurate assessment and detection of Alzheimer’s disease was the goal of our research. The P300 component of the event-­‐related potential has been indicated to apparently change with the progression of Alzheimer’s disease. As measuring the P300 is non-­‐invasive and relatively easy, we sought to investigate abnormalities in the latency of the P300 in probable Alzheimer’s disease compared to healthy controls. Should such abnormalities be present, they would constitute a strong foundation for clinically significant biomarkers.


Finding The Pill On The Floor: How Contrast Sensitivity Affects Daily Living Skills In Alzheimer’S Disease Patients, Marlyn Colon Jan 2010

Finding The Pill On The Floor: How Contrast Sensitivity Affects Daily Living Skills In Alzheimer’S Disease Patients, Marlyn Colon

Undergraduate Review

Alzheimer’s disease (AD) is a progressive brain disorder that gradually destroys an individual’s mental functioning and social capabilities, including the ability to carry out everyday activities. Although memory deficits affect AD patients’ ability to perform these activities, research suggests that visual perception impairments also contribute. One impaired visual perception ability, contrast sensitivity, enables one to distinguish an object from its immediate surroundings. The present project measured contrast sensitivity in a real-world task by having AD patients find a pill of various shades of gray on a tiled background. Results were compared to young and elderly control participants. Participants also filled …


Alzheimer's Disease And Contrast Sensitivity: Implications For Everyday Functioning, Sandra Neargarder Jun 2005

Alzheimer's Disease And Contrast Sensitivity: Implications For Everyday Functioning, Sandra Neargarder

Bridgewater Review

No abstract provided.