Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee

OBJECTIVES: To evaluate the difference in isokinetic strength of hip muscles between patients with knee osteoarthritis (OA) and matched healthy controls, and to establish the correlation between this isokinetic strength and pain and function in patients with knee OA. METHODS: 25 patients with a diag...

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Main Authors: Renata Alqualo Costa, Leda Magalhães de Oliveira, Sandra Hiroko Watanabe, Anamaria Jones, Jamil Natour
Format: Article
Language:English
Published: Elsevier España 2010-01-01
Series:Clinics
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322010001200006
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author Renata Alqualo Costa
Leda Magalhães de Oliveira
Sandra Hiroko Watanabe
Anamaria Jones
Jamil Natour
author_facet Renata Alqualo Costa
Leda Magalhães de Oliveira
Sandra Hiroko Watanabe
Anamaria Jones
Jamil Natour
author_sort Renata Alqualo Costa
collection DOAJ
description OBJECTIVES: To evaluate the difference in isokinetic strength of hip muscles between patients with knee osteoarthritis (OA) and matched healthy controls, and to establish the correlation between this isokinetic strength and pain and function in patients with knee OA. METHODS: 25 patients with a diagnosis of unilateral knee OA, 25 patients with bilateral knee OA, and 50 matched controls were evaluated using the visual analog scale for pain, knee Lequesne index, Western Ontario and McMaster Universities questionnaire and an isokinetic test. RESULTS: The groups were matched for age, gender and body mass index. The results of the isokinetic test revealed lower peak torque of the hip in patients with OA of the knee than in the control group for all movements studied. Strong correlations were found between the peak torque, visual analog scale and function. CONCLUSIONS: Patients with OA of the knee exhibit lower isokinetic strength in the hip muscles than healthy control subjects. Strengthening the muscles surrounding the hip joint may help to decrease pain in people with knee OA. Some correlations between pain/function and peak torque were found.
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spelling doaj.art-a5ff90f1afe3449aaffe8155daed846a2022-12-22T02:47:48ZengElsevier EspañaClinics1807-59321980-53222010-01-0165121253125910.1590/S1807-59322010001200006Isokinetic assessment of the hip muscles in patients with osteoarthritis of the kneeRenata Alqualo CostaLeda Magalhães de OliveiraSandra Hiroko WatanabeAnamaria JonesJamil NatourOBJECTIVES: To evaluate the difference in isokinetic strength of hip muscles between patients with knee osteoarthritis (OA) and matched healthy controls, and to establish the correlation between this isokinetic strength and pain and function in patients with knee OA. METHODS: 25 patients with a diagnosis of unilateral knee OA, 25 patients with bilateral knee OA, and 50 matched controls were evaluated using the visual analog scale for pain, knee Lequesne index, Western Ontario and McMaster Universities questionnaire and an isokinetic test. RESULTS: The groups were matched for age, gender and body mass index. The results of the isokinetic test revealed lower peak torque of the hip in patients with OA of the knee than in the control group for all movements studied. Strong correlations were found between the peak torque, visual analog scale and function. CONCLUSIONS: Patients with OA of the knee exhibit lower isokinetic strength in the hip muscles than healthy control subjects. Strengthening the muscles surrounding the hip joint may help to decrease pain in people with knee OA. Some correlations between pain/function and peak torque were found.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322010001200006Hip musclesIsokinetic assessmentStrengthPeak torqueKnee osteoarthritis
spellingShingle Renata Alqualo Costa
Leda Magalhães de Oliveira
Sandra Hiroko Watanabe
Anamaria Jones
Jamil Natour
Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
Clinics
Hip muscles
Isokinetic assessment
Strength
Peak torque
Knee osteoarthritis
title Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
title_full Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
title_fullStr Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
title_full_unstemmed Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
title_short Isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
title_sort isokinetic assessment of the hip muscles in patients with osteoarthritis of the knee
topic Hip muscles
Isokinetic assessment
Strength
Peak torque
Knee osteoarthritis
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1807-59322010001200006
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