Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial

Introduction. Action observation therapy (AOT) is a mirror neuron-based approach that has been recently used in poststroke rehabilitation. The main goal of this study was to investigate the effectiveness of AOT of occupations and tasks that are meaningful for chronic stroke patients on occupational...

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Main Authors: Aryan Shamili, Afsoon Hassani Mehraban, Akram Azad, Gholam Reza Raissi, Mohsen Shati
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:Neural Plasticity
Online Access:http://dx.doi.org/10.1155/2022/5284044
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author Aryan Shamili
Afsoon Hassani Mehraban
Akram Azad
Gholam Reza Raissi
Mohsen Shati
author_facet Aryan Shamili
Afsoon Hassani Mehraban
Akram Azad
Gholam Reza Raissi
Mohsen Shati
author_sort Aryan Shamili
collection DOAJ
description Introduction. Action observation therapy (AOT) is a mirror neuron-based approach that has been recently used in poststroke rehabilitation. The main goal of this study was to investigate the effectiveness of AOT of occupations and tasks that are meaningful for chronic stroke patients on occupational performance, upper-extremity function, and corticospinal changes. Method. A randomized control trial was designed to compare between experimental (n=13) and control groups (n=14). In both groups, the execution of meaningful tasks was practiced, but the videos of those tasks were just shown to the experiment group. Instead, patients in the control group watched nature videos as a placebo. Clinical outcomes were evaluated using the Canadian Occupational Performance Measure (COPM), Fugl-Meyer Assessment (FMA), Action Research Arm Test (ARAT), and Box-Block Test (BBT) on 3 occasions: baseline, post (at 4 weeks), and follow-up (at 8 weeks). The assessments of central motor conduction time (CMCT) for abductor policis brevis (APB) and extensor indicis (EI) were only recorded at baseline and posttreatment. Both assessors of clinical and neurophysiological outcomes were blinded to the allocation of subjects. Result. Finally, the results of outcomes in 24 patients who completed the study were analyzed. In both groups, significant improvements after treatment were seen for most outcomes (p≤0.05). These changes were persistent until follow-up. There were significant differences in COPM performance (p=0.03) and satisfaction (p=0.001) between the experimental and control groups. In contrast, other clinical assessments such as FMA, ARAT, and BBT did not show significant differences between the two treatments (p≥0.05). The results of CMCT related to APB showed a more significant change in the experiment group compared to the control group (p=0.022). There was no difference in change detected between the two groups for CMCT related to EI after treatments. Conclusion. Observation and execution of meaningful activities can enhance the effects of simply practicing those activities on occupational performance/satisfaction and corticospinal excitability poststroke.
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spelling doaj-art-0edb1a003c294d08851e4017d0c515512025-02-03T05:49:20ZengWileyNeural Plasticity1687-54432022-01-01202210.1155/2022/5284044Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control TrialAryan Shamili0Afsoon Hassani Mehraban1Akram Azad2Gholam Reza Raissi3Mohsen Shati4Rehabilitation Research CenterRehabilitation Research CenterRehabilitation Research CenterNeuromusculoskeletal Research CenterMental Health Research CenterIntroduction. Action observation therapy (AOT) is a mirror neuron-based approach that has been recently used in poststroke rehabilitation. The main goal of this study was to investigate the effectiveness of AOT of occupations and tasks that are meaningful for chronic stroke patients on occupational performance, upper-extremity function, and corticospinal changes. Method. A randomized control trial was designed to compare between experimental (n=13) and control groups (n=14). In both groups, the execution of meaningful tasks was practiced, but the videos of those tasks were just shown to the experiment group. Instead, patients in the control group watched nature videos as a placebo. Clinical outcomes were evaluated using the Canadian Occupational Performance Measure (COPM), Fugl-Meyer Assessment (FMA), Action Research Arm Test (ARAT), and Box-Block Test (BBT) on 3 occasions: baseline, post (at 4 weeks), and follow-up (at 8 weeks). The assessments of central motor conduction time (CMCT) for abductor policis brevis (APB) and extensor indicis (EI) were only recorded at baseline and posttreatment. Both assessors of clinical and neurophysiological outcomes were blinded to the allocation of subjects. Result. Finally, the results of outcomes in 24 patients who completed the study were analyzed. In both groups, significant improvements after treatment were seen for most outcomes (p≤0.05). These changes were persistent until follow-up. There were significant differences in COPM performance (p=0.03) and satisfaction (p=0.001) between the experimental and control groups. In contrast, other clinical assessments such as FMA, ARAT, and BBT did not show significant differences between the two treatments (p≥0.05). The results of CMCT related to APB showed a more significant change in the experiment group compared to the control group (p=0.022). There was no difference in change detected between the two groups for CMCT related to EI after treatments. Conclusion. Observation and execution of meaningful activities can enhance the effects of simply practicing those activities on occupational performance/satisfaction and corticospinal excitability poststroke.http://dx.doi.org/10.1155/2022/5284044
spellingShingle Aryan Shamili
Afsoon Hassani Mehraban
Akram Azad
Gholam Reza Raissi
Mohsen Shati
Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
Neural Plasticity
title Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
title_full Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
title_fullStr Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
title_full_unstemmed Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
title_short Effects of Meaningful Action Observation Therapy on Occupational Performance, Upper Limb Function, and Corticospinal Excitability Poststroke: A Double-Blind Randomized Control Trial
title_sort effects of meaningful action observation therapy on occupational performance upper limb function and corticospinal excitability poststroke a double blind randomized control trial
url http://dx.doi.org/10.1155/2022/5284044
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