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Upper Extremity-Cognitive Dual-Task Capacity Post-Stroke.

Yishai Bachar Kirshenboim1, Shir Tzur Lebovich1,2, Tal Weitzer1

  • 1Department of Occupational Therapy, School of Health Professions, Faculty of Medical and Health Sciences, Tel-Aviv University, Tel Aviv, Israel.

Neurorehabilitation and Neural Repair
|February 11, 2025
PubMed
Summary
This summary is machine-generated.

Dual-task capacity, crucial for daily function, is impaired post-stroke. The Dual Overload Interference Test (DO-IT) shows potential for assessing upper extremity-cognitive dual-tasking during rehabilitation.

Keywords:
dual-taskexecutive functionsmotor costupper extremity function

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Area of Science:

  • Neuroscience
  • Rehabilitation Medicine
  • Human Motor Control

Background:

  • Dual-task capacity is essential for daily activities but may be compromised following a stroke.
  • Assessing dual-task capacity is vital for effective stroke rehabilitation.
  • The Dual Overload Interference Test (DO-IT) is a novel protocol combining the Box and Block Test with the Counting Backwards Test for upper extremity (UE) assessment.

Purpose of the Study:

  • To validate the DO-IT by comparing performance between young and older healthy individuals.
  • To validate the DO-IT by comparing performance between individuals with stroke and healthy individuals.
  • To correlate DO-IT results with walking-cognitive dual-task assessments in healthy individuals and with standardized cognitive and executive function assessments in stroke survivors.

Main Methods:

  • A cross-sectional study involving 32 healthy individuals (younger and older) and 83 individuals with stroke (younger and older).
  • Administration of the DO-IT protocol, measuring upper extremity motor performance (blocks transferred) and cognitive performance (correct numbers counted) under single and dual-task conditions.
  • Utilized the Montreal Cognitive Assessment (MoCA) and Color Trail Test (CTT) for cognitive and executive function assessment in stroke participants; a walking-cognitive dual-task test was used for healthy participants.

Main Results:

  • Older healthy adults demonstrated significantly lower dual-task motor capacity than younger adults.
  • Individuals with stroke exhibited higher motor costs during dual-tasking compared to healthy participants.
  • DO-IT dual-task costs showed significant correlations with walking-cognitive dual-task performance in healthy individuals. DO-IT motor performance and cost correlated with MoCA and CTT scores in stroke survivors.

Conclusions:

  • Upper extremity-cognitive dual-task capacity is demonstrably affected in individuals post-stroke.
  • The DO-IT protocol shows promise as a tool for assessing dual-task capacity in stroke rehabilitation.
  • Further research is warranted to fully establish the validity and utility of the DO-IT in clinical settings.