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통합재활훈련 대상 편측 대퇴절단자의 하지협응 변화 분석

Analysis on Change in Lower Limb Coordination in Unilateral Transfemoral Amputees with Integrated Rehabilitation Program

Journal of the Korean Society for Precision Engineering 2018;35(1):41-46.
Published online: January 1, 2018

1 근로복지공단 재활공학연구소

1 Korea Orthopedics and Rehabilitation Engineering Center, Korea Workers’ Compensation and Welfare Service

#E-mail: yhchang2@kcomwel.or.kr, TEL: +82-32-509-5249
• Received: November 15, 2017   • Accepted: December 19, 2017

Copyright © The Korean Society for Precision Engineering

This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Citations

Citations to this article as recorded by  Crossref logo
  • A Comparative Study of the Effects of Augmented Reality Application on Movement Accuracy and Subjective Satisfaction in Rehabilitation Training for Individuals with Lower Limb Amputations
    Yunhee Chang, Jungsun Kang, Hyeonseok Cho, Sehoon Park
    Applied Sciences.2025; 15(12): 6703.     CrossRef
  • Changes in Gait Characteristics after Completion of Prosthetic Gait Training in Patients with Unilateral Transfemoral Amputation: Follow-Up after 1 Year
    Bo Ra Jeong, Gyoo Suk Kim, Yun Hee Chang
    Journal of the Korean Society for Precision Engineering.2022; 39(11): 849.     CrossRef

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Analysis on Change in Lower Limb Coordination in Unilateral Transfemoral Amputees with Integrated Rehabilitation Program
J. Korean Soc. Precis. Eng.. 2018;35(1):41-46.   Published online January 1, 2018
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Analysis on Change in Lower Limb Coordination in Unilateral Transfemoral Amputees with Integrated Rehabilitation Program
J. Korean Soc. Precis. Eng.. 2018;35(1):41-46.   Published online January 1, 2018
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Analysis on Change in Lower Limb Coordination in Unilateral Transfemoral Amputees with Integrated Rehabilitation Program
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Fig. 1 Actual rehabilitation training in IRP
Fig. 2 Gait laboratory (left) and H. H marker set (right)
Analysis on Change in Lower Limb Coordination in Unilateral Transfemoral Amputees with Integrated Rehabilitation Program

General characteristics of subjects

(N = 35)

Unilateral TFA Non-amputees
Male/female (numbers) 23/1 11/0
Age (years) 47.6 ± 11.6 24.1 ± 2.4
Height (cm) 169.2 ± 6.6 175.7 ± 3.7
Weight (kg) 72.4 ± 9.0 70.7 ± 8.2
Amputated side (right/left) 11/13 -
Duration of IRP (days) 107.1 ± 36.4 -
Prosthesis type
(hydraulic/pneumatic)
16/8 -

Difference in spatio-temporal parameters for TFA

(N = 24)

Initial Discharge Statistics
mean ± sd mean ± sd t value
Step width (cm) 19.5 ± 3.1 18.2 ± 3.5 1.659
Walking velocity (cm/s) 56.3 ± 24.1 84.0 ± 24.1 -6.145***
Stride length (cm) 89.7 ± 23.7 113.4 ± 20.3 -7.440***
Cadence (steps/min) 72.3 ± 14.0 87.3 ± 13.3 -4.887***
SP1_prosthetic (%GC) 62.1 ± 5.2 59.9 ± 4.0 2.660*
SP_intact (%GC) 71.7 ± 6.5 67.3 ± 5.3 4.726***
SP ratio (%) 87 ±9 89± 7 -1.629
SL2_prosthetic (cm) 48.0 ± 12.8 60.1 ± 9.8 -7.072***
SL_intact (cm) 41.6 ± 11.6 53.3 ± 11.1 -6.549***
SL ratio (%) 117 ± 18 114 ± 13 0.695

*p < 0.05, **p < 0.01, ***p < 0.001, 1Stance Phase, 2Step Length

Difference in STP between TFA and normal

(N = 35)

Initial Discharge Statistics
mean ± sd mean ± sd t value
Step width (cm) 18.2 ± 3.5 11.3 ± 2.2 6.055***
Walking velocity (cm/s) 84.0 ± 24.1 137.4 ± 14.2 -6.770***
Stride length (cm) 113.4 ± 20 147.5 ± 9.2 -8.093***
Cadence (steps/min) 87.3 ± 13.3 111.5 ± 5.5 -4.374***
SP1_prosthetic (%GC) 59.9 ± 4.0 53.5 ± 1.3 0.155
SP_intact (%GC) 67.3 ± 5.3 52.7 ± 1.4 0.374
SP ratio (%) 89 ± 7 101.4 ± 1.2 5.192***
SL2_prosthetic (cm) 60.1 ± 9.8 73.9 ± 4.8 -1.500
SL_intact (cm) 53.3 ± 11.1 73.5 ± 4.8 -1.223
SL ratio (%) 114 ± 13 99.5 ± 2.8 5.410***

*p < 0.05, **p < 0.01, ***p < 0.001, 1Stance Phase, 2Step Length

Difference in CRP parameters for TFA

(N = 24)

Initial Discharge Statistics
mean ± sd mean ± sd t value
CRP_RMS Prosthetic 85.2 ± 9.7 87.4 ± 15.3 -0.767
Intact 81.2 ± 9.3 86.8 ± 14.2 -2.317*
CRP_SD Prosthetic 40.8 ± 8.8 38.9 ± 9.7 1.441
Intact 36.8 ± 7.6 39.9 ± 17.0 -1.118

*p < 0.05, **p < 0.01, ***p < 0.001, Measurement unit: degrees

Difference in CRP between TFA and normal

(N = 35)

Initial Discharge Statistics
mean ± sd mean ± sd t value
CRP_RMS Prosthetic 87.4 ± 15.3 96.8 ± 7.0 -3.125***
Intact 86.8 ± 14.2 100.7 ± 5.3 -3.970***
CRP_SD Prosthetic 38.9 ± 9.7 41.9 ± 5.4 1.360
Intact 39.9 ± 17.0 46.3 ± 4.9 0.750

*p < 0.05, **p < 0.01, ***p < 0.001, Measurement unit: degrees

Gait recovery for walking velocity and CRP

(N = 10)

initial 15-30days 45-60days 75-90days
Velocity 52.4 ± 20.5 73 ± 20.5 69.4 ± 20.5 93.9 ± 13.6
CRP_RMS 82.8 ± 11.1 83.9 ± 11.5 85.9 ± 10.1 87.4 ± 3.4
CRP_SD 9.4 ± 9.9 7.2 ± 2.4 8.3 ± 6.0 4.4 ± 1.5
Table 1 General characteristics of subjects (N = 35)
Table 2 Difference in spatio-temporal parameters for TFA (N = 24)

*p < 0.05, **p < 0.01, ***p < 0.001, 1Stance Phase, 2Step Length

Table 3 Difference in STP between TFA and normal (N = 35)

*p < 0.05, **p < 0.01, ***p < 0.001, 1Stance Phase, 2Step Length

Table 4 Difference in CRP parameters for TFA (N = 24)

*p < 0.05, **p < 0.01, ***p < 0.001, Measurement unit: degrees

Table 5 Difference in CRP between TFA and normal (N = 35)

*p < 0.05, **p < 0.01, ***p < 0.001, Measurement unit: degrees

Table 6 Gait recovery for walking velocity and CRP (N = 10)