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Related Experiment Video

Updated: May 17, 2026

Virtual Reality Tools for Assessing Unilateral Spatial Neglect: A Novel Opportunity for Data Collection
07:04

Virtual Reality Tools for Assessing Unilateral Spatial Neglect: A Novel Opportunity for Data Collection

Published on: March 10, 2021

Spatial probability cuing and right hemisphere damage.

Albulena Shaqiri1, Britt Anderson

  • 1University of Waterloo, Waterloo, Ontario, Canada. ashaqiri@uwaterloo.ca

Brain and Cognition
|October 23, 2012
PubMed
Summary
This summary is machine-generated.

Right brain damaged patients with neglect show impaired statistical learning and positional priming. However, even severe spatial neglect may not abolish statistical learning entirely, showing potential for improvement.

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Area of Science:

  • Cognitive Neuroscience
  • Neuropsychology

Background:

  • Spatial neglect, often resulting from right brain damage (RBD), impacts visual attention and awareness.
  • Statistical learning and inter-trial priming are crucial cognitive functions for navigating the environment.

Purpose of the Study:

  • To investigate statistical learning and priming deficits in patients with right brain damage (RBD) and spatial neglect.
  • To determine if spatial probability learning is impaired in RBD patients with and without neglect.
  • To assess the potential for improvement in statistical learning in chronic spatial neglect.

Main Methods:

  • A visual discrimination task was administered to healthy controls and RBD patients (with and without neglect).
  • The task measured priming effects (color and positional) and probability learning of target locations.
  • A single patient with chronic spatial neglect underwent repeated testing to assess improvement.

Main Results:

  • All participants demonstrated preserved color priming.
  • RBD patients with neglect failed to show positional priming, unlike controls and RBD patients without neglect.
  • Both RBD groups exhibited reduced ability to learn spatial probability distributions.
  • The patient with chronic neglect showed improved identification times for high-probability targets after repeated testing.

Conclusions:

  • Spatial neglect is associated with deficits in positional priming and statistical learning of spatial regularities.
  • Priming is preserved for item features (color) but not spatial configurations in neglect.
  • Statistical learning deficits in spatial neglect may not be absolute and can potentially improve with targeted exposure.