Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols
Background: Due to its association with the risk of falling and consequent injury, the importance of agility is widely recognized, but no study so far has examined the different facets of agility in an untrained/clinical population. The aim of this study was to evaluate the reliability, validity, an...
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MDPI AG
2021-01-01
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Online Access: | https://www.mdpi.com/2075-4418/11/1/146 |
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author | Ivan Peric Miodrag Spasic Dario Novak Sergej Ostojic Damir Sekulic |
author_facet | Ivan Peric Miodrag Spasic Dario Novak Sergej Ostojic Damir Sekulic |
author_sort | Ivan Peric |
collection | DOAJ |
description | Background: Due to its association with the risk of falling and consequent injury, the importance of agility is widely recognized, but no study so far has examined the different facets of agility in an untrained/clinical population. The aim of this study was to evaluate the reliability, validity, and correlates of newly developed tests of non-planned agility (NPA) and pre-planned agility (PPA) in an untrained/clinical sample. Methods: The sample comprised 38 participants older than 40 years (22 females, age: 56.1 ± 17.3 years, height: 170.4 ± 10.8 cm, mass: 82.54 ± 14.79 kg) who were involved in a rehabilitation program following total knee arthroplasty and knee arthroscopy. Variables included age, gender, type of surgery, history of fall, anthropometrics/body composition, and newly developed tests of NPA and PPA. Results: The results showed the high inter-testing- (ICC > 0.95, CV < 9%), and intra-testing-reliability (ICC > 0.96, CV < 9) of the newly developed tests. PPA and NPA were found to be valid in differentiation between age groups (>50 yrs. vs. <50 yrs.), and genders, with better performance in younger participants and males. Only NPA differentiated participants according to type of surgery, with better performance in those who had arthroscopic surgery, than those who had total knee arthroplasty. No differences in NPA and PPA were established between groups based on fall-history. In females, the body mass (Pearson’s <i>r</i> = 0.58 and 0.59, <i>p</i> < 0.001) and body fatness (Pearson’s <i>r</i> = 0.64 and 0.66, <i>p</i> < 0.001) were negatively correlated, while the lean body mass (Pearson’s <i>r</i> = 0.70 and 0.68, <i>p</i> < 0.001) was positively correlated with PPA and NPA. The NPA and PPA were highly correlated (Pearson’s <i>r</i> = 0.98, <i>p</i> < 0.001). Conclusions: We found that the proposed tests are reliable when evaluating agility characteristics in an untrained/clinical population after knee arthroplasty/arthroscopy. Further evaluation of the specific validity of the proposed tests in other specific subsamples is warranted. |
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format | Article |
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issn | 2075-4418 |
language | English |
last_indexed | 2024-03-09T04:16:41Z |
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spelling | doaj.art-134a171250c049639e54aaeaa5d85bbd2023-12-03T13:51:40ZengMDPI AGDiagnostics2075-44182021-01-0111114610.3390/diagnostics11010146Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing ProtocolsIvan Peric0Miodrag Spasic1Dario Novak2Sergej Ostojic3Damir Sekulic4Faculty of Dental Medicine and Health, Josip Juraj Strossmayer University of Osijek, 31000 Osijek, CroatiaFaculty of Kinesiology, University of Split, 21000 Split, CroatiaFaculty of Kinesiology, University of Split, 21000 Split, CroatiaFaculty of Sport and Physical Education, University of Novi Sad, 21000 Novi Sad, SerbiaFaculty of Kinesiology, University of Split, 21000 Split, CroatiaBackground: Due to its association with the risk of falling and consequent injury, the importance of agility is widely recognized, but no study so far has examined the different facets of agility in an untrained/clinical population. The aim of this study was to evaluate the reliability, validity, and correlates of newly developed tests of non-planned agility (NPA) and pre-planned agility (PPA) in an untrained/clinical sample. Methods: The sample comprised 38 participants older than 40 years (22 females, age: 56.1 ± 17.3 years, height: 170.4 ± 10.8 cm, mass: 82.54 ± 14.79 kg) who were involved in a rehabilitation program following total knee arthroplasty and knee arthroscopy. Variables included age, gender, type of surgery, history of fall, anthropometrics/body composition, and newly developed tests of NPA and PPA. Results: The results showed the high inter-testing- (ICC > 0.95, CV < 9%), and intra-testing-reliability (ICC > 0.96, CV < 9) of the newly developed tests. PPA and NPA were found to be valid in differentiation between age groups (>50 yrs. vs. <50 yrs.), and genders, with better performance in younger participants and males. Only NPA differentiated participants according to type of surgery, with better performance in those who had arthroscopic surgery, than those who had total knee arthroplasty. No differences in NPA and PPA were established between groups based on fall-history. In females, the body mass (Pearson’s <i>r</i> = 0.58 and 0.59, <i>p</i> < 0.001) and body fatness (Pearson’s <i>r</i> = 0.64 and 0.66, <i>p</i> < 0.001) were negatively correlated, while the lean body mass (Pearson’s <i>r</i> = 0.70 and 0.68, <i>p</i> < 0.001) was positively correlated with PPA and NPA. The NPA and PPA were highly correlated (Pearson’s <i>r</i> = 0.98, <i>p</i> < 0.001). Conclusions: We found that the proposed tests are reliable when evaluating agility characteristics in an untrained/clinical population after knee arthroplasty/arthroscopy. Further evaluation of the specific validity of the proposed tests in other specific subsamples is warranted.https://www.mdpi.com/2075-4418/11/1/146change of directionreliabilityvaliditypostoperative statusrehabilitation |
spellingShingle | Ivan Peric Miodrag Spasic Dario Novak Sergej Ostojic Damir Sekulic Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols Diagnostics change of direction reliability validity postoperative status rehabilitation |
title | Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols |
title_full | Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols |
title_fullStr | Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols |
title_full_unstemmed | Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols |
title_short | Pre-Planned and Non-Planned Agility in Patients Ongoing Rehabilitation after Knee Surgery: Design, Reliability and Validity of the Newly Developed Testing Protocols |
title_sort | pre planned and non planned agility in patients ongoing rehabilitation after knee surgery design reliability and validity of the newly developed testing protocols |
topic | change of direction reliability validity postoperative status rehabilitation |
url | https://www.mdpi.com/2075-4418/11/1/146 |
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