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Home-Based Monitor for Gait and Activity Analysis
Published on: August 8, 2019
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Gait metrics analysis utilizing single-point inertial measurement units: a systematic review
Ralph Jasper Mobbs1,2,3, Jordan Perring1,2, Suresh Mahendra Raj1
1Faculty of Medicine, University of New South Wales, Sydney, Australia.
Mhealth
|February 18, 2022
Summary
Single-point inertial measurement units (IMUs) offer a valid approach for gait analysis, showing potential for clinical applications. Further research is needed for continuous monitoring in daily living and pathological cohorts.
Area of Science:
- Biomechanics
- Wearable Technology
- Clinical Gait Analysis
Background:
- Inertial measurement units (IMUs) are viable for gait analysis, but multi-point systems face practical challenges.
- Single-point IMUs offer a less intrusive alternative, enhancing patient compliance for daily living monitoring.
Purpose of the Study:
- To review the validity of single-point IMUs for gait metrics analysis.
- To identify clinical applications of single-point IMU gait analysis.
Main Methods:
- Systematic review following PRISMA guidelines.
- Searched PubMed, MEDLINE, EMBASE, and Cochrane databases for relevant articles.
- Included 90 articles focusing on single-point IMU gait metric measurement.
Main Results:
- Validation studies predominantly use lower trunk sensors in healthy individuals.
- Clinical applications include diagnosis, severity assessment, and rehabilitation efficacy.
- Studies differentiate pathological gait from healthy controls.
Conclusions:
- Single-point IMUs are valid for gait metrics and assist in clinical settings.
- Further validation is required for continuous daily monitoring and pathological cohorts.
- Commercial and clinical adoption depends on further evidence.
