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Development of an Audio-based Virtual Gaming Environment to Assist with Navigation Skills in the Blind
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Predicting real-world navigation performance from a virtual navigation task in older adults.

Sarah Goodroe1, Pablo Fernandez Velasco2,3, Christoffer J Gahnstrom1

  • 1Department of Psychology, University of Pennsylvania, Pennsylvania, United States of America.

Plos One
|January 27, 2025
PubMed
Summary
This summary is machine-generated.

Mobile virtual reality navigation tests show promise for assessing older adults' spatial cognition. Performance on medium-difficulty tasks in the Sea Hero Quest app predicted real-world navigation skills in this age group.

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Area of Science:

  • Cognitive science
  • Gerontology
  • Human-computer interaction

Background:

  • Virtual reality (VR) offers innovative methods for assessing navigation skills.
  • Predictive validity of mobile VR navigation tests in older adults is not well-established.
  • Previous research demonstrated VR navigation's predictive power in younger populations.

Purpose of the Study:

  • To evaluate the effectiveness of a mobile VR navigation test (Sea Hero Quest) in predicting real-world wayfinding performance in older adults.
  • To compare VR navigation performance with real-world navigation in individuals aged 54-74.
  • To determine if task difficulty influences the predictive accuracy of VR navigation tests for older populations.

Main Methods:

  • Twenty older participants (54-74 years) completed wayfinding tasks in a real-world London environment and a mobile app-based VR navigation test (Sea Hero Quest).
  • Navigation performance metrics from the virtual environment were compared with real-world navigation success.
  • Analysis focused on the correlation between virtual and real-world navigation performance across different task difficulties.

Main Results:

  • Virtual navigation performance significantly predicted real-world navigation ability for medium-difficulty tasks in older adults.
  • Predictive accuracy was not observed for easy or difficult virtual navigation tasks in this cohort.
  • Findings contrast with previous studies on younger populations, highlighting age-related differences.

Conclusions:

  • Mobile VR navigation tests are potentially useful for assessing spatial cognition in older adults.
  • Task difficulty is a critical factor; medium-difficulty VR tasks show the most promise for predicting real-world navigation in this demographic.
  • Further research should consider adapting VR task difficulty for older populations to maximize predictive validity.