The effect of fear of movement on gait characteristics in patients with knee osteoarthritis

Abstract Background Knee osteoarthritis (KOA) is a disease with a high prevalence in the elderly population, it has placed a significant burden on families and society.To investigate the relationship between fear of movement(FOM) and gait characteristics in KOA patients. Methods Cross-sectional data...

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Main Authors: Bixuan Duan, Yuxuan Zhang, Pei Ma, Fangmin Chen, Wei Li
Format: Article
Language:English
Published: BMC 2025-07-01
Series:BMC Musculoskeletal Disorders
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Online Access:https://doi.org/10.1186/s12891-025-08920-5
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author Bixuan Duan
Yuxuan Zhang
Pei Ma
Fangmin Chen
Wei Li
author_facet Bixuan Duan
Yuxuan Zhang
Pei Ma
Fangmin Chen
Wei Li
author_sort Bixuan Duan
collection DOAJ
description Abstract Background Knee osteoarthritis (KOA) is a disease with a high prevalence in the elderly population, it has placed a significant burden on families and society.To investigate the relationship between fear of movement(FOM) and gait characteristics in KOA patients. Methods Cross-sectional data from 30 elderly patients with KOA (age 40–65 years) were used. They were divided into a high-fear group (n = 15) and a low-fear group (n = 15) on the basis of the discriminative question (Q9) on the Tampa Scale for Kinesiophobia (TSK-17). Additionally, 15 healthy subjects were selected as the control group. All participants were instructed to cross an obstacle with a height of 20% of the leg length. Gait parameters including hip, knee, and ankle joint angles and moments of both lower extremities were assessed using a 3D motion capture system. Results In within-group comparisons, difference between unaffected and affected sides in high-fear group were revealed for knee flexion angle(KFA, P = 0.04, ES = 0.70), peak ankle adduction /abduction moment(PAAM, P = 0.001, ES = 0.90)and peak knee adduction /abduction moment(PKAM, P = 0.006, ES = 0.97) during swing phase. Difference were revealed for peak hip internal /external rotation moment(PHIM, P = 0.005, ES = 0.87)and PKAM(P<0.001, ES = 0.91) during stance phase.In between-group comparisons, difference between high-fear and low-fear group were revealed for SInorm of HAA(P = 0.003)during swing phase. The control group were greater than high-fear group for SInorm of PAAM(P = 0.004)、PHIM(P = 0.002)during stance phase. Correlation analysis revealed that TSK-17 scores were strongly correlated with the SInorm of PKAM (r = 0.80, P < 0.01) and PHIM (r = 0.81, P < 0.01). Conclusion High-fear KOA patients might perform a protective movement strategy, which may lead to asymmetry in movement patterns by reducing weight bearing on the affected side. FOM can significantly affect patients’ kinematic and kinetic parameters, especially PHIM and PKAM.Therefore, psychology-related interventions for treating KOA must be valued to improve patients’ overall sports function and quality of life. Trial registration The study was retrospectively registered on Chinese Trial Registry (PID: 246580).
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spelling doaj-art-2ba3638e96d347fa80a090b403af5f482025-08-20T03:42:22ZengBMCBMC Musculoskeletal Disorders1471-24742025-07-0126111210.1186/s12891-025-08920-5The effect of fear of movement on gait characteristics in patients with knee osteoarthritisBixuan Duan0Yuxuan Zhang1Pei Ma2Fangmin Chen3Wei Li4School of Special Education and Rehabilitation, Binzhou Medical UniversitySchool of Special Education and Rehabilitation, Binzhou Medical UniversityDepartment of Rehabilitation, Binzhou Medical University HospitalBinzhou Medical UniversityDepartment of Rehabilitation, Binzhou Medical University HospitalAbstract Background Knee osteoarthritis (KOA) is a disease with a high prevalence in the elderly population, it has placed a significant burden on families and society.To investigate the relationship between fear of movement(FOM) and gait characteristics in KOA patients. Methods Cross-sectional data from 30 elderly patients with KOA (age 40–65 years) were used. They were divided into a high-fear group (n = 15) and a low-fear group (n = 15) on the basis of the discriminative question (Q9) on the Tampa Scale for Kinesiophobia (TSK-17). Additionally, 15 healthy subjects were selected as the control group. All participants were instructed to cross an obstacle with a height of 20% of the leg length. Gait parameters including hip, knee, and ankle joint angles and moments of both lower extremities were assessed using a 3D motion capture system. Results In within-group comparisons, difference between unaffected and affected sides in high-fear group were revealed for knee flexion angle(KFA, P = 0.04, ES = 0.70), peak ankle adduction /abduction moment(PAAM, P = 0.001, ES = 0.90)and peak knee adduction /abduction moment(PKAM, P = 0.006, ES = 0.97) during swing phase. Difference were revealed for peak hip internal /external rotation moment(PHIM, P = 0.005, ES = 0.87)and PKAM(P<0.001, ES = 0.91) during stance phase.In between-group comparisons, difference between high-fear and low-fear group were revealed for SInorm of HAA(P = 0.003)during swing phase. The control group were greater than high-fear group for SInorm of PAAM(P = 0.004)、PHIM(P = 0.002)during stance phase. Correlation analysis revealed that TSK-17 scores were strongly correlated with the SInorm of PKAM (r = 0.80, P < 0.01) and PHIM (r = 0.81, P < 0.01). Conclusion High-fear KOA patients might perform a protective movement strategy, which may lead to asymmetry in movement patterns by reducing weight bearing on the affected side. FOM can significantly affect patients’ kinematic and kinetic parameters, especially PHIM and PKAM.Therefore, psychology-related interventions for treating KOA must be valued to improve patients’ overall sports function and quality of life. Trial registration The study was retrospectively registered on Chinese Trial Registry (PID: 246580).https://doi.org/10.1186/s12891-025-08920-5Fear of movementKnee osteoarthritis3D motion captureGait parameters
spellingShingle Bixuan Duan
Yuxuan Zhang
Pei Ma
Fangmin Chen
Wei Li
The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
BMC Musculoskeletal Disorders
Fear of movement
Knee osteoarthritis
3D motion capture
Gait parameters
title The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
title_full The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
title_fullStr The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
title_full_unstemmed The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
title_short The effect of fear of movement on gait characteristics in patients with knee osteoarthritis
title_sort effect of fear of movement on gait characteristics in patients with knee osteoarthritis
topic Fear of movement
Knee osteoarthritis
3D motion capture
Gait parameters
url https://doi.org/10.1186/s12891-025-08920-5
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