Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world

Abstract Locomotor training based in virtual reality (VR) is promising for motor skill learning, with transfer of VR skills in turn required to benefit daily life locomotion. This study aimed to assess whether VR-adapted obstacle avoidance can be transferred to a physical obstacle and whether such t...

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Main Authors: Anika Weber, Ulrich Hartmann, Julian Werth, Gaspar Epro, John Seeley, Peter Nickel, Kiros Karamanidis
Format: Article
Language:English
Published: Nature Portfolio 2022-11-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-24085-w
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author Anika Weber
Ulrich Hartmann
Julian Werth
Gaspar Epro
John Seeley
Peter Nickel
Kiros Karamanidis
author_facet Anika Weber
Ulrich Hartmann
Julian Werth
Gaspar Epro
John Seeley
Peter Nickel
Kiros Karamanidis
author_sort Anika Weber
collection DOAJ
description Abstract Locomotor training based in virtual reality (VR) is promising for motor skill learning, with transfer of VR skills in turn required to benefit daily life locomotion. This study aimed to assess whether VR-adapted obstacle avoidance can be transferred to a physical obstacle and whether such transfer is retained after 1 week. Thirty-two young adults were randomly divided between two groups. A control group (CG) merely walked on a treadmill and an intervention group (IG) trained crossing 50 suddenly-appearing virtual obstacles. Both groups crossed three physical obstacles (transfer task) immediately after training (T1) and 1 week later (T2, transfer retention). Repeated practice in VR led to a decrease in toe clearance along with greater ankle plantarflexion and knee extension. IG participants crossed physical obstacles with a lower toe clearance compared to CG but revealed significantly higher values compared to the VR condition. VR adaptation was fully retained over 1 week. For physical obstacle avoidance there were differences between toe clearance of the third obstacle at T1 and the first obstacle at T2, indicating only partial transfer retention. We suggest that perception–action coupling, and thus sensorimotor coordination, may differ between VR and the physical world, potentially limiting retained transfer between conditions.
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spelling doaj.art-ec3f848c3e6142b6a9e1906ba32098e22022-12-22T02:46:32ZengNature PortfolioScientific Reports2045-23222022-11-011211910.1038/s41598-022-24085-wLimited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical worldAnika Weber0Ulrich Hartmann1Julian Werth2Gaspar Epro3John Seeley4Peter Nickel5Kiros Karamanidis6Department of Mathematics and Technology, University of Applied Sciences KoblenzDepartment of Mathematics and Technology, University of Applied Sciences KoblenzSport and Exercise Science Research Centre, School of Applied Sciences, London South Bank UniversitySport and Exercise Science Research Centre, School of Applied Sciences, London South Bank UniversitySport and Exercise Science Research Centre, School of Applied Sciences, London South Bank UniversityInstitute for Occupational Safety and Health of the German Social Accident Insurance (IFA)Sport and Exercise Science Research Centre, School of Applied Sciences, London South Bank UniversityAbstract Locomotor training based in virtual reality (VR) is promising for motor skill learning, with transfer of VR skills in turn required to benefit daily life locomotion. This study aimed to assess whether VR-adapted obstacle avoidance can be transferred to a physical obstacle and whether such transfer is retained after 1 week. Thirty-two young adults were randomly divided between two groups. A control group (CG) merely walked on a treadmill and an intervention group (IG) trained crossing 50 suddenly-appearing virtual obstacles. Both groups crossed three physical obstacles (transfer task) immediately after training (T1) and 1 week later (T2, transfer retention). Repeated practice in VR led to a decrease in toe clearance along with greater ankle plantarflexion and knee extension. IG participants crossed physical obstacles with a lower toe clearance compared to CG but revealed significantly higher values compared to the VR condition. VR adaptation was fully retained over 1 week. For physical obstacle avoidance there were differences between toe clearance of the third obstacle at T1 and the first obstacle at T2, indicating only partial transfer retention. We suggest that perception–action coupling, and thus sensorimotor coordination, may differ between VR and the physical world, potentially limiting retained transfer between conditions.https://doi.org/10.1038/s41598-022-24085-w
spellingShingle Anika Weber
Ulrich Hartmann
Julian Werth
Gaspar Epro
John Seeley
Peter Nickel
Kiros Karamanidis
Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
Scientific Reports
title Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
title_full Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
title_fullStr Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
title_full_unstemmed Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
title_short Limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
title_sort limited transfer and retention of locomotor adaptations from virtual reality obstacle avoidance to the physical world
url https://doi.org/10.1038/s41598-022-24085-w
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