Fall-risk classification of the timed up-and-go test with principle component analysis

This study aimed to show that important fall risk measures among the elderly can be classified using multiple parameters obtained from wearable inertial sensors. The timed up-and-go (TUG) test, a well-known standard assessment test, was used to evaluate the risk of falling among elderly individuals....

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Main Authors: Tanaka, Noriko, Zakaria, Nor Aini, Kibinge, Nelson Kipchirchir, Kanaya, Shigehiko, Tamura, Toshiyo, Yoshida, Masaki
Format: Article
Published: Hilaris Publishing 2014
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Online Access:http://eprints.utm.my/id/eprint/59754/
https://www.hilarispublisher.com/abstract/fallrisk-classification-of-the-timed-upandgo-test-with-principle-component-analysis-42147.html
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spelling my.utm.597542022-04-26T14:14:00Z http://eprints.utm.my/id/eprint/59754/ Fall-risk classification of the timed up-and-go test with principle component analysis Tanaka, Noriko Zakaria, Nor Aini Kibinge, Nelson Kipchirchir Kanaya, Shigehiko Tamura, Toshiyo Yoshida, Masaki TK Electrical engineering. Electronics Nuclear engineering This study aimed to show that important fall risk measures among the elderly can be classified using multiple parameters obtained from wearable inertial sensors. The timed up-and-go (TUG) test, a well-known standard assessment test, was used to evaluate the risk of falling among elderly individuals. The use of wearable inertial sensors enables extraction of triaxial acceleration and angular velocity signals for offline analysis. Thirty-eight elderly patients from Fujimoto Hayasuzu Hospital participated in this study. Specific results were provided from the signals obtained from acceleration and angular velocity, and analysis was carried out in each phase of various activities, such as sit-to-stand, walking, etc. Seventy-eight parameters were obtained from the extracted acceleration and angular velocity signals in all phases to classify the risk of falling among the elderly. Using principle component analysis, the most important measures were selected from the gathered parameters. The most influential measure in differentiating subjects with high and low fall risks was the turning angular velocity signal. Hilaris Publishing 2014 Article PeerReviewed Tanaka, Noriko and Zakaria, Nor Aini and Kibinge, Nelson Kipchirchir and Kanaya, Shigehiko and Tamura, Toshiyo and Yoshida, Masaki (2014) Fall-risk classification of the timed up-and-go test with principle component analysis. International Journal of Neurorehabilitation, 1 (1). pp. 1-7. ISSN 2376-0281 https://www.hilarispublisher.com/abstract/fallrisk-classification-of-the-timed-upandgo-test-with-principle-component-analysis-42147.html
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TK Electrical engineering. Electronics Nuclear engineering
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Tanaka, Noriko
Zakaria, Nor Aini
Kibinge, Nelson Kipchirchir
Kanaya, Shigehiko
Tamura, Toshiyo
Yoshida, Masaki
Fall-risk classification of the timed up-and-go test with principle component analysis
description This study aimed to show that important fall risk measures among the elderly can be classified using multiple parameters obtained from wearable inertial sensors. The timed up-and-go (TUG) test, a well-known standard assessment test, was used to evaluate the risk of falling among elderly individuals. The use of wearable inertial sensors enables extraction of triaxial acceleration and angular velocity signals for offline analysis. Thirty-eight elderly patients from Fujimoto Hayasuzu Hospital participated in this study. Specific results were provided from the signals obtained from acceleration and angular velocity, and analysis was carried out in each phase of various activities, such as sit-to-stand, walking, etc. Seventy-eight parameters were obtained from the extracted acceleration and angular velocity signals in all phases to classify the risk of falling among the elderly. Using principle component analysis, the most important measures were selected from the gathered parameters. The most influential measure in differentiating subjects with high and low fall risks was the turning angular velocity signal.
format Article
author Tanaka, Noriko
Zakaria, Nor Aini
Kibinge, Nelson Kipchirchir
Kanaya, Shigehiko
Tamura, Toshiyo
Yoshida, Masaki
author_facet Tanaka, Noriko
Zakaria, Nor Aini
Kibinge, Nelson Kipchirchir
Kanaya, Shigehiko
Tamura, Toshiyo
Yoshida, Masaki
author_sort Tanaka, Noriko
title Fall-risk classification of the timed up-and-go test with principle component analysis
title_short Fall-risk classification of the timed up-and-go test with principle component analysis
title_full Fall-risk classification of the timed up-and-go test with principle component analysis
title_fullStr Fall-risk classification of the timed up-and-go test with principle component analysis
title_full_unstemmed Fall-risk classification of the timed up-and-go test with principle component analysis
title_sort fall-risk classification of the timed up-and-go test with principle component analysis
publisher Hilaris Publishing
publishDate 2014
url http://eprints.utm.my/id/eprint/59754/
https://www.hilarispublisher.com/abstract/fallrisk-classification-of-the-timed-upandgo-test-with-principle-component-analysis-42147.html
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score 13.211869