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Related Experiment Video

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Program to improve mobility in aging (PRIMA) study: Methods and rationale of a task-oriented motor learning exercise

Jennifer S Brach1, Jessie M VanSwearingen1, Alexandra Gil1

  • 1Department of Physical Therapy, University of Pittsburgh, Pittsburgh, PA, United States.

Contemporary Clinical Trials
|December 16, 2019
PubMed
Summary
This summary is machine-generated.

Adding task-specific timing and coordination exercises to standard training significantly improves walking speed and mobility in older adults. These gains in gait speed and function are sustained over 36 weeks.

Keywords:
AgingDisabilityExercisePhysical therapyRehabilitation

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Area of Science:

  • Gerontology
  • Exercise Science
  • Rehabilitation Medicine

Background:

  • Walking difficulty is prevalent and costly in older adults.
  • Current exercise interventions focus on strength, endurance, and flexibility, often neglecting gait-specific timing and coordination.
  • Task-specific timing and coordination interventions may enhance gait performance in aging populations.

Purpose of the Study:

  • To compare a standard exercise program with one augmented by task-specific timing and coordination training.
  • To evaluate the effects of this combined intervention on gait speed, mobility, activity, and participation in older adults.
  • To determine the long-term sustainability of improvements over 36 weeks.

Main Methods:

  • Randomized, single-blind, physical therapist-supervised exercise intervention trial.
  • Participants: Community-dwelling older adults with gait speed < 1.2 m/s.
  • Intervention: Standard strength, endurance, flexibility vs. standard plus timing/coordination, twice weekly for 12 weeks.
  • Assessments: Baseline, 12, 24, and 36 weeks, measuring gait speed, functional components, and activity/participation.

Main Results:

  • The standard-plus program demonstrated superior improvements in gait speed compared to the standard program.
  • Significant enhancements were observed in secondary outcomes including strength, endurance, flexibility, and gait timing/coordination.
  • Tertiary outcomes indicated improved activity and participation levels post-intervention.

Conclusions:

  • A combined exercise program incorporating task-specific timing and coordination is effective in enhancing gait speed and mobility in older adults.
  • The observed improvements in walking ability and related functional measures are sustained over a 36-week period.
  • This approach offers valuable insights for preventing and managing mobility limitations in the aging population.