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Effects of Alzheimer’s Disease on Visual Target Detection: A “Peripheral Bias”

Overview of attention for article published in Frontiers in Aging Neuroscience, August 2016
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  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (82nd percentile)
  • Good Attention Score compared to outputs of the same age and source (66th percentile)

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1 news outlet
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1 X user

Citations

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15 Dimensions

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55 Mendeley
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Title
Effects of Alzheimer’s Disease on Visual Target Detection: A “Peripheral Bias”
Published in
Frontiers in Aging Neuroscience, August 2016
DOI 10.3389/fnagi.2016.00200
Pubmed ID
Authors

Vanessa Vallejo, Dario Cazzoli, Luca Rampa, Giuseppe A. Zito, Flurin Feuerstein, Nicole Gruber, René M. Müri, Urs P. Mosimann, Tobias Nef

Abstract

Visual exploration is an omnipresent activity in everyday life, and might represent an important determinant of visual attention deficits in patients with Alzheimer's Disease (AD). The present study aimed at investigating visual search performance in AD patients, in particular target detection in the far periphery, in daily living scenes. Eighteen AD patients and 20 healthy controls participated in the study. They were asked to freely explore a hemispherical screen, covering ±90°, and to respond to targets presented at 10°, 30°, and 50° eccentricity, while their eye movements were recorded. Compared to healthy controls, AD patients recognized less targets appearing in the center. No difference was found in target detection in the periphery. This pattern was confirmed by the fixation distribution analysis. These results show a neglect for the central part of the visual field for AD patients and provide new insights by mean of a search task involving a larger field of view.

X Demographics

X Demographics

The data shown below were collected from the profile of 1 X user who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 55 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 55 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 10 18%
Student > Master 9 16%
Researcher 5 9%
Student > Doctoral Student 5 9%
Lecturer > Senior Lecturer 3 5%
Other 10 18%
Unknown 13 24%
Readers by discipline Count As %
Neuroscience 9 16%
Psychology 7 13%
Nursing and Health Professions 6 11%
Medicine and Dentistry 5 9%
Computer Science 5 9%
Other 9 16%
Unknown 14 25%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 10. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 10 September 2016.
All research outputs
#3,209,440
of 22,882,389 outputs
Outputs from Frontiers in Aging Neuroscience
#1,729
of 4,819 outputs
Outputs of similar age
#58,356
of 342,741 outputs
Outputs of similar age from Frontiers in Aging Neuroscience
#19
of 68 outputs
Altmetric has tracked 22,882,389 research outputs across all sources so far. Compared to these this one has done well and is in the 85th percentile: it's in the top 25% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 4,819 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 13.0. This one has gotten more attention than average, scoring higher than 60% of its peers.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 342,741 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 82% of its contemporaries.
We're also able to compare this research output to 68 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 66% of its contemporaries.