Does prism adaptation treatment reduce spatial neglect and improve function?

The potential of using prism adaptation for treating spatial neglect (SN) was questioned when recent meta-analyses found inconsistent evidence. However, analyses of clinical datasets support the use of prism adaptation treatment (PAT) in reducing SN and improving function. The main objective of this...

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Main Authors: Peii Chen, Kimberly Hreha, Catrina MacPhee, Amber Salter, Gail A. Eskes
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-02-01
Series:Frontiers in Rehabilitation Sciences
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Online Access:https://www.frontiersin.org/articles/10.3389/fresc.2025.1539887/full
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author Peii Chen
Peii Chen
Kimberly Hreha
Catrina MacPhee
Amber Salter
Gail A. Eskes
author_facet Peii Chen
Peii Chen
Kimberly Hreha
Catrina MacPhee
Amber Salter
Gail A. Eskes
author_sort Peii Chen
collection DOAJ
description The potential of using prism adaptation for treating spatial neglect (SN) was questioned when recent meta-analyses found inconsistent evidence. However, analyses of clinical datasets support the use of prism adaptation treatment (PAT) in reducing SN and improving function. The main objective of this review is to evaluate the current state of the evidence of PAT therapeutic effects, identify knowledge gaps, and make suggestions to guide further research and support clinical decision-making. We used the framework of the National Institutes of Health (NIH) Stage Model for Behavioral Intervention Development which provides guidance on best practices for developing effective behavioral interventions that can be implemented in real-world settings. This model emphasizes the interplay between mechanisms underlying therapeutic effects (“who” should receive the treatment and “how” best does it work?) and considerations of adaptability and feasibility in real-world settings. The present critical review led to the following conclusion: the use of the NIH Stage Model reveals the heterogeneity of PAT studies and challenges in advancing PAT as an effective intervention. The key mechanisms such as prism strength, treatment intensity, arm visibility and activities during treatment, and evaluation methods lack consensus. Therefore, clinical research teams must continue to collect evidence to determine critical mechanisms and the optimal protocol. Further research identifying the optimal PAT protocol is needed before another meta-analysis on PAT's clinical efficacy should be conducted again.
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spelling doaj-art-40666109ca4c4db98efdedfe0c021e0a2025-02-05T07:32:54ZengFrontiers Media S.A.Frontiers in Rehabilitation Sciences2673-68612025-02-01610.3389/fresc.2025.15398871539887Does prism adaptation treatment reduce spatial neglect and improve function?Peii Chen0Peii Chen1Kimberly Hreha2Catrina MacPhee3Amber Salter4Gail A. Eskes5Center for Stroke Rehabilitation Research, Kessler Foundation, West Orange, NJ, United StatesDepartment of Physical Medicine and Rehabilitation, New Jersey Medical School, Rutgers University, Newark, NJ, United StatesDepartment of Orthopaedic Surgery, Occupational Therapy Division, School of Medicine, Duke University, Durham, NC, United StatesDepartment of Psychology & Neuroscience, Dalhousie University, Halifax, NS, CanadaDepartment of Neurology, University of Texas Southwestern Medical Center, Dallas, TX, United StatesDepartments of Psychiatry and Psychology & Neuroscience, Dalhousie University, Halifax, NS, CanadaThe potential of using prism adaptation for treating spatial neglect (SN) was questioned when recent meta-analyses found inconsistent evidence. However, analyses of clinical datasets support the use of prism adaptation treatment (PAT) in reducing SN and improving function. The main objective of this review is to evaluate the current state of the evidence of PAT therapeutic effects, identify knowledge gaps, and make suggestions to guide further research and support clinical decision-making. We used the framework of the National Institutes of Health (NIH) Stage Model for Behavioral Intervention Development which provides guidance on best practices for developing effective behavioral interventions that can be implemented in real-world settings. This model emphasizes the interplay between mechanisms underlying therapeutic effects (“who” should receive the treatment and “how” best does it work?) and considerations of adaptability and feasibility in real-world settings. The present critical review led to the following conclusion: the use of the NIH Stage Model reveals the heterogeneity of PAT studies and challenges in advancing PAT as an effective intervention. The key mechanisms such as prism strength, treatment intensity, arm visibility and activities during treatment, and evaluation methods lack consensus. Therefore, clinical research teams must continue to collect evidence to determine critical mechanisms and the optimal protocol. Further research identifying the optimal PAT protocol is needed before another meta-analysis on PAT's clinical efficacy should be conducted again.https://www.frontiersin.org/articles/10.3389/fresc.2025.1539887/fullefficacyeffectivenessbehavioral interventiontherapeutic treatmentrehabilitative therapyspatial exploration
spellingShingle Peii Chen
Peii Chen
Kimberly Hreha
Catrina MacPhee
Amber Salter
Gail A. Eskes
Does prism adaptation treatment reduce spatial neglect and improve function?
Frontiers in Rehabilitation Sciences
efficacy
effectiveness
behavioral intervention
therapeutic treatment
rehabilitative therapy
spatial exploration
title Does prism adaptation treatment reduce spatial neglect and improve function?
title_full Does prism adaptation treatment reduce spatial neglect and improve function?
title_fullStr Does prism adaptation treatment reduce spatial neglect and improve function?
title_full_unstemmed Does prism adaptation treatment reduce spatial neglect and improve function?
title_short Does prism adaptation treatment reduce spatial neglect and improve function?
title_sort does prism adaptation treatment reduce spatial neglect and improve function
topic efficacy
effectiveness
behavioral intervention
therapeutic treatment
rehabilitative therapy
spatial exploration
url https://www.frontiersin.org/articles/10.3389/fresc.2025.1539887/full
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