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Walking adaptability for targeted fall-risk assessments.

Daphne J Geerse1, Melvyn Roerdink2, Johan Marinus3

  • 1Department of Neurology, Leiden University Medical Center, Leiden, the Netherlands; Department of Human Movement Sciences, Faculty of Behavioural and Movement Sciences, Vrije Universiteit Amsterdam, Amsterdam Movement Sciences, the Netherlands.

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|March 23, 2019
PubMed
Summary
This summary is machine-generated.

Assessing walking adaptability, including obstacle avoidance and walking speed, improves the identification of individuals at risk for future falls. This approach enhances fall prediction compared to generic fall-risk factors alone.

Keywords:
ControlFall-risk assessmentParkinson’s diseaseStrokeWalking adaptability

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Area of Science:

  • Gerontology
  • Biomechanics
  • Neurology

Background:

  • Falls are a significant concern, particularly in aging populations and individuals with neurological conditions.
  • Most falls occur during walking due to issues like trips, slips, or misplaced steps, indicating reduced walking adaptability.

Purpose of the Study:

  • To evaluate the effectiveness of a walking-adaptability assessment in identifying prospective fallers.
  • To determine risk factors for future falls in stroke patients, Parkinson's disease patients, and controls.

Main Methods:

  • A cohort of 90 participants (30 stroke, 30 Parkinson's, 30 controls) underwent various assessments, including clinical gait/balance tests and a quantitative walking-adaptability assessment using the Interactive Walkway.
  • Prospective fall data were collected over a 6-month follow-up period using falls calendars.
  • Statistical analyses, including binary logistic regression and Chi-square Automatic Interaction Detector, were used to identify fallers and predictors.

Main Results:

  • Obstacle-avoidance success rate and normalized walking speed during goal-directed stepping were key predictors of future falls.
  • The inclusion of walking-related fall-risk factors significantly improved the identification of prospective fallers compared to using generic fall-risk factors alone.

Conclusions:

  • Walking-adaptability assessments offer valuable insights into fall risk.
  • Identified walking-related fall-risk factors can inform the development of targeted falls prevention strategies and serve as entry tests for programs.