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Related Experiment Video

Updated: May 17, 2026

Clinical Assessment of Spatiotemporal Gait Parameters in Patients and Older Adults
08:56

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Published on: November 7, 2014

Cognitive function, gait, and gait variability in older people: a population-based study.

Kara L Martin1, Leigh Blizzard, Amanda G Wood

  • 1Menzies Research Institute, University of Tasmania, Hobart, Australia.

The Journals of Gerontology. Series A, Biological Sciences and Medical Sciences
|November 1, 2012
PubMed
Summary

Cognitive functions like executive function and processing speed impact older adults' gait and variability. Memory did not show an association, while visuospatial ability was linked to specific gait variability.

Keywords:
Aging.Cognitive functionGaitGait variability

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Area of Science:

  • Gerontology
  • Neuroscience
  • Biomechanical Engineering

Background:

  • Gait impairments in older adults increase fall risk and reduce independence.
  • Understanding factors affecting gait is crucial for mobility preservation strategies.
  • This study investigates cognitive function's link to gait and variability in older adults.

Purpose of the Study:

  • To examine associations between cognitive domains and gait performance.
  • To assess the relationship between cognitive functions and gait variability.
  • To identify cognitive predictors of mobility in older individuals.

Main Methods:

  • Gait and variability measured using GAITRite walkway in 422 older adults (60-85 years).
  • Cognitive battery scores analyzed via principal component analysis into four domains: executive function/attention, processing speed, memory, visuospatial ability.
  • Multivariable linear regression adjusted for age, sex, activity, medication, and mood.

Main Results:

  • Poorer executive function linked to worse absolute gait and increased double support/step time variability.
  • Processing speed associated with absolute gait and double support variability.
  • Visuospatial ability correlated with double support variability; memory showed no independent association.

Conclusions:

  • Executive function/attention and processing speed significantly influence multiple gait aspects in community-dwelling older adults.
  • Visuospatial ability may specifically affect double support phase variability.
  • Cognitive health is a key factor in maintaining gait quality and stability in aging populations.