The impact of perceptual complexity on road crossing decisions in younger and older adults

Abstract Cognitive abilities decline with healthy ageing which can have a critical impact on day-to-day activities. One example is road crossing where older adults (OAs) disproportionally fall victim to pedestrian accidents. The current research examined two virtual reality experiments that investig...

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Main Authors: Victoria I. Nicholls, Jan Wiener, Andrew Isaac Meso, Sebastien Miellet
Format: Article
Language:English
Published: Nature Portfolio 2024-01-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-49456-9
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author Victoria I. Nicholls
Jan Wiener
Andrew Isaac Meso
Sebastien Miellet
author_facet Victoria I. Nicholls
Jan Wiener
Andrew Isaac Meso
Sebastien Miellet
author_sort Victoria I. Nicholls
collection DOAJ
description Abstract Cognitive abilities decline with healthy ageing which can have a critical impact on day-to-day activities. One example is road crossing where older adults (OAs) disproportionally fall victim to pedestrian accidents. The current research examined two virtual reality experiments that investigated how the complexity of the road crossing situation impacts OAs (N = 19, ages 65–85) and younger adults (YAs, N = 34, ages 18–24) with a range of executive functioning abilities (EFs). Overall, we found that OAs were able to make safe crossing decisions, and were more cautious than YAs. This continued to be the case in high cognitive load situations. In these situations, safe decisions were associated with an increase in head movements for participants with poorer attention switching than participants with better attention switching suggesting these groups developed compensation strategies to continue to make safe decisions. In situations where participants had less time to make a crossing decision all participants had difficulties making safe crossing decisions which was amplified for OAs and participants with poorer EFs. Our findings suggest more effort should be taken to ensure that road crossing points are clear of visual obstructions and more speed limits should be placed around retirement or care homes, neither of which are legislated for in the UK and Australia.
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spelling doaj.art-104ae7ecfcd9472baac8a41139a7746e2024-01-07T12:25:05ZengNature PortfolioScientific Reports2045-23222024-01-0114111410.1038/s41598-023-49456-9The impact of perceptual complexity on road crossing decisions in younger and older adultsVictoria I. Nicholls0Jan Wiener1Andrew Isaac Meso2Sebastien Miellet3Department of Psychology and Sports Sciences, Goethe UniversityDepartment of Psychology, Bournemouth UniversityNeuroimaging Department, King’s College LondonDepartment of Psychology, University of WollongongAbstract Cognitive abilities decline with healthy ageing which can have a critical impact on day-to-day activities. One example is road crossing where older adults (OAs) disproportionally fall victim to pedestrian accidents. The current research examined two virtual reality experiments that investigated how the complexity of the road crossing situation impacts OAs (N = 19, ages 65–85) and younger adults (YAs, N = 34, ages 18–24) with a range of executive functioning abilities (EFs). Overall, we found that OAs were able to make safe crossing decisions, and were more cautious than YAs. This continued to be the case in high cognitive load situations. In these situations, safe decisions were associated with an increase in head movements for participants with poorer attention switching than participants with better attention switching suggesting these groups developed compensation strategies to continue to make safe decisions. In situations where participants had less time to make a crossing decision all participants had difficulties making safe crossing decisions which was amplified for OAs and participants with poorer EFs. Our findings suggest more effort should be taken to ensure that road crossing points are clear of visual obstructions and more speed limits should be placed around retirement or care homes, neither of which are legislated for in the UK and Australia.https://doi.org/10.1038/s41598-023-49456-9
spellingShingle Victoria I. Nicholls
Jan Wiener
Andrew Isaac Meso
Sebastien Miellet
The impact of perceptual complexity on road crossing decisions in younger and older adults
Scientific Reports
title The impact of perceptual complexity on road crossing decisions in younger and older adults
title_full The impact of perceptual complexity on road crossing decisions in younger and older adults
title_fullStr The impact of perceptual complexity on road crossing decisions in younger and older adults
title_full_unstemmed The impact of perceptual complexity on road crossing decisions in younger and older adults
title_short The impact of perceptual complexity on road crossing decisions in younger and older adults
title_sort impact of perceptual complexity on road crossing decisions in younger and older adults
url https://doi.org/10.1038/s41598-023-49456-9
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