Speed, not magnitude, of knee extensor torque production is associated with self-reported knee function early after anterior cruciate ligament reconstruction

Verfasser / Beitragende:
[Chao-Jung Hsieh, Peter Indelicato, Michael Moser, Krista Vandenborne, Terese Chmielewski]
Ort, Verlag, Jahr:
2015
Enthalten in:
Knee Surgery, Sports Traumatology, Arthroscopy, 23/11(2015-11-01), 3214-3220
Format:
Artikel (online)
ID: 605460523
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024 7 0 |a 10.1007/s00167-014-3168-1  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00167-014-3168-1 
245 0 0 |a Speed, not magnitude, of knee extensor torque production is associated with self-reported knee function early after anterior cruciate ligament reconstruction  |h [Elektronische Daten]  |c [Chao-Jung Hsieh, Peter Indelicato, Michael Moser, Krista Vandenborne, Terese Chmielewski] 
520 3 |a Purpose: To examine the magnitude and speed of knee extensor torque production at the initiation of advanced anterior cruciate ligament (ACL) reconstruction rehabilitation and the associations with self-reported knee function. Methods: Twenty-eight subjects who were 12weeks post-ACL reconstruction and 28 age- and sex-matched physically active controls participated in this study. Knee extensor torque was assessed bilaterally with an isokinetic dynamometer at 60°/s. The variables of interest were peak torque, average rate of torque development, time to peak torque and quadriceps symmetry index. Knee function was assessed with the International Knee Documentation Committee Subjective Knee Form (IKDC-SKF). Results: Peak torque and average rate of torque development were lower on the surgical side compared to the non-surgical side and controls. Quadriceps symmetry index was lower in subjects with ACL reconstruction compared to controls. On the surgical side, average rate of torque development was positively correlated with IKDC-SKF score (r=0.379) while time to peak torque was negatively correlated with IKDC-SKF score (r=−0.407). Conclusions: At the initiation of advanced ACL reconstruction rehabilitation, the surgical side displayed deficits in peak torque and average rate of torque development. A higher rate of torque development and shorter time to peak torque were associated with better self-reported knee function. The results suggest that the rate of torque development should be addressed during advanced ACL reconstruction rehabilitation and faster knee extensor torque generation may lead to better knee function. Level of evidence: III. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Anterior cruciate ligament reconstruction  |2 nationallicence 
690 7 |a Quadriceps strength  |2 nationallicence 
690 7 |a Isokinetic  |2 nationallicence 
690 7 |a Rehabilitation outcomes  |2 nationallicence 
700 1 |a Hsieh  |D Chao-Jung  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
700 1 |a Indelicato  |D Peter  |u Department of Orthopaedics and Rehabiltiation, University of Florida, Gainesville, FL, USA  |4 aut 
700 1 |a Moser  |D Michael  |u Department of Orthopaedics and Rehabiltiation, University of Florida, Gainesville, FL, USA  |4 aut 
700 1 |a Vandenborne  |D Krista  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
700 1 |a Chmielewski  |D Terese  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
773 0 |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/11(2015-11-01), 3214-3220  |x 0942-2056  |q 23:11<3214  |1 2015  |2 23  |o 167 
856 4 0 |u https://doi.org/10.1007/s00167-014-3168-1  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00167-014-3168-1  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hsieh  |D Chao-Jung  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Indelicato  |D Peter  |u Department of Orthopaedics and Rehabiltiation, University of Florida, Gainesville, FL, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Moser  |D Michael  |u Department of Orthopaedics and Rehabiltiation, University of Florida, Gainesville, FL, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vandenborne  |D Krista  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chmielewski  |D Terese  |u Department of Physical Therapy, University of Florida, Gainesville, FL, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/11(2015-11-01), 3214-3220  |x 0942-2056  |q 23:11<3214  |1 2015  |2 23  |o 167