Strong relationship of muscle force and fall efficacy, but not of gait kinematics, with number of falls in the year after Total Hip Arthroplasty for osteoarthritis: An exploratory study

Xiao Bin Lin, Wen Hua Wu*, Roel H.A. Weijer, Maarten R. Prins, Jaap H. van Dieën, Sjoerd M. Bruijn, Onno G. Meijer

*Corresponding author for this work

Research output: Contribution to JournalArticleAcademicpeer-review

Abstract

BACKGROUND: In people with moderate hip osteoarthritis, gait kinematics was reported to be correlated with number of falls in the preceding year. After Total Hip Arthroplasty, subjects generally improve but still fall. The present study explores recovery and correlations with number of falls in the year after Total Hip Arthroplasty.

METHODS: We assessed 12 patients one year after Total Hip Arthroplasty, 12 patients with moderate hip osteoarthritis with at least one fall in the preceding year, and 12 healthy peers. Maximum hip abduction strength, Fall Efficacy Scale - International, Harris Hip Score, pain, and number of falls in the preceding year were assessed. Participants walked on a treadmill with increasing speeds, and gait kinematics were registered optoelectronically. We assessed group differences, and correlations of all variables with number of falls.

FINDINGS: After arthroplasty, subjects tended to score better on variables measured, often non-significantly, compared to subjects with moderate osteoarthritis, but worse than healthy peers. Maximum hip abduction strength together with fall efficacy had a strong regression on the number of falls in the preceding year (R2 = 92%). Gait kinematics did not correlate with number of falls, and also fall efficacy was not related to gait kinematics.

INTERPRETATION: One year after hip arthroplasty, muscle strength sufficiently recovered for normal walking, but not to avoid falling in risky situations. Rehabilitation should focus on muscle strength. The lack of correlation between the Fall Efficacy International and gait kinematics, suggests that it reflected the experience of having fallen rather than fear.

Original languageEnglish
Article number105551
Pages (from-to)1-7
Number of pages7
JournalClinical biomechanics (Bristol, Avon)
Volume92
Early online date18 Dec 2021
DOIs
Publication statusPublished - Feb 2022

Bibliographical note

Funding Information:
LXB was supported by the Research and Development Fund of Quanzhou City ( 2017Z010 ), the Natural Science Foundation of Fujian Province ( 2017J01277 ), the Scientific Research Project for Young and Middle-aged Teachers of the Fujian Province Education Department ( JAT160217 ), and the Training Project for Young and Middle-aged Talented Personnel of the Fujian Provincial Commission of Health and Family Planning ( 2016-ZQN-52 ). WWH was supported by the National Natural Science Foundation of China ( 81272161 ), the Programme for Medical Innovation of Fujian Province ( 2011-CXB-21 , 2019-CX-30 ), the Research and Development Fund of Quanzhou City ( 2017Z007 ), the Fund of Professorship for Academic Development of Fujian Medical University ( JS11001 ), the Scientific Research Project of Department of Education, Fujian Province ( JB09117 , JB11050 ), the Special Fund for Training Excellent Talents of Quanzhou City ( 08A17 , 11A02 ), and the Fund for Leading Talents of Quanzhou City ( QuanKe2014[No.61] ). SMB was funded by a VIDI grant (016.Vidi.178.014) from the Dutch Organization for Scientific Research (NWO). No funding organization interfered with the content of the study, or with the text of our report. The authors thank Lin JianHua, Zhang LiQun, Li WeiPing, Gao JinTuan, Zeng YiMin, and Peter J. Beek for their support of our Sino-Dutch cooperation, and Mirjam Pijnappels for her constructive comments on an earlier version of the text.

Funding Information:
LXB was supported by the Research and Development Fund of Quanzhou City (2017Z010), the Natural Science Foundation of Fujian Province (2017J01277), the Scientific Research Project for Young and Middle-aged Teachers of the Fujian Province Education Department (JAT160217), and the Training Project for Young and Middle-aged Talented Personnel of the Fujian Provincial Commission of Health and Family Planning (2016-ZQN-52). WWH was supported by the National Natural Science Foundation of China (81272161), the Programme for Medical Innovation of Fujian Province (2011-CXB-21, 2019-CX-30), the Research and Development Fund of Quanzhou City (2017Z007), the Fund of Professorship for Academic Development of Fujian Medical University (JS11001), the Scientific Research Project of Department of Education, Fujian Province (JB09117, JB11050), the Special Fund for Training Excellent Talents of Quanzhou City (08A17, 11A02), and the Fund for Leading Talents of Quanzhou City (QuanKe2014[No.61]). SMB was funded by a VIDI grant (016.Vidi.178.014) from the Dutch Organization for Scientific Research (NWO). No funding organization interfered with the content of the study, or with the text of our report. The authors thank Lin JianHua, Zhang LiQun, Li WeiPing, Gao JinTuan, Zeng YiMin, and Peter J. Beek for their support of our Sino-Dutch cooperation, and Mirjam Pijnappels for her constructive comments on an earlier version of the text.

Publisher Copyright:
© 2021 The Authors

Funding

LXB was supported by the Research and Development Fund of Quanzhou City ( 2017Z010 ), the Natural Science Foundation of Fujian Province ( 2017J01277 ), the Scientific Research Project for Young and Middle-aged Teachers of the Fujian Province Education Department ( JAT160217 ), and the Training Project for Young and Middle-aged Talented Personnel of the Fujian Provincial Commission of Health and Family Planning ( 2016-ZQN-52 ). WWH was supported by the National Natural Science Foundation of China ( 81272161 ), the Programme for Medical Innovation of Fujian Province ( 2011-CXB-21 , 2019-CX-30 ), the Research and Development Fund of Quanzhou City ( 2017Z007 ), the Fund of Professorship for Academic Development of Fujian Medical University ( JS11001 ), the Scientific Research Project of Department of Education, Fujian Province ( JB09117 , JB11050 ), the Special Fund for Training Excellent Talents of Quanzhou City ( 08A17 , 11A02 ), and the Fund for Leading Talents of Quanzhou City ( QuanKe2014[No.61] ). SMB was funded by a VIDI grant (016.Vidi.178.014) from the Dutch Organization for Scientific Research (NWO). No funding organization interfered with the content of the study, or with the text of our report. The authors thank Lin JianHua, Zhang LiQun, Li WeiPing, Gao JinTuan, Zeng YiMin, and Peter J. Beek for their support of our Sino-Dutch cooperation, and Mirjam Pijnappels for her constructive comments on an earlier version of the text. LXB was supported by the Research and Development Fund of Quanzhou City (2017Z010), the Natural Science Foundation of Fujian Province (2017J01277), the Scientific Research Project for Young and Middle-aged Teachers of the Fujian Province Education Department (JAT160217), and the Training Project for Young and Middle-aged Talented Personnel of the Fujian Provincial Commission of Health and Family Planning (2016-ZQN-52). WWH was supported by the National Natural Science Foundation of China (81272161), the Programme for Medical Innovation of Fujian Province (2011-CXB-21, 2019-CX-30), the Research and Development Fund of Quanzhou City (2017Z007), the Fund of Professorship for Academic Development of Fujian Medical University (JS11001), the Scientific Research Project of Department of Education, Fujian Province (JB09117, JB11050), the Special Fund for Training Excellent Talents of Quanzhou City (08A17, 11A02), and the Fund for Leading Talents of Quanzhou City (QuanKe2014[No.61]). SMB was funded by a VIDI grant (016.Vidi.178.014) from the Dutch Organization for Scientific Research (NWO). No funding organization interfered with the content of the study, or with the text of our report. The authors thank Lin JianHua, Zhang LiQun, Li WeiPing, Gao JinTuan, Zeng YiMin, and Peter J. Beek for their support of our Sino-Dutch cooperation, and Mirjam Pijnappels for her constructive comments on an earlier version of the text.

FundersFunder number
Fund for Leading Talents of Quanzhou City61
Programme for Medical Innovation of Fujian Province2019-CX-30, 2017Z007, 2011-CXB-21
Research and Development Fund of Quanzhou City2017Z010
Special Fund for Training Excellent Talents of Quanzhou City08A17, 11A02
National Natural Science Foundation of China81272161
National Natural Science Foundation of China
Nederlandse Organisatie voor Wetenschappelijk Onderzoek
Natural Science Foundation of Fujian Province2017J01277
Natural Science Foundation of Fujian Province
Department of Education, Fujian ProvinceJB11050, JAT160217, JB09117
Department of Education, Fujian Province
Fujian Medical UniversityJS11001
Fujian Medical University
Fujian Provincial Health Commission2016-ZQN-52
Fujian Provincial Health Commission

    Keywords

    • Fall efficacy
    • Fall risk
    • Muscle weakness
    • Total Hip Arthroplasty

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