{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,11,1]],"date-time":"2026-11-01T19:00:24Z","timestamp":1793559624310,"version":"4.5.0"},"reference-count":40,"publisher":"National Athletic Trainers' Association","issue":"5","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2023,5,1]]},"abstract":"<jats:sec>\n                  <jats:title>Context<\/jats:title>\n                  <jats:p>Deficits in plyometric abilities are common after anterior cruciate ligament reconstruction (ACLR). Vertical rebound tasks may provide a targeted evaluation of knee function.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>To examine the utility of a vertical hop test for assessing function after ACLR and establishing factors associated with performance.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Design<\/jats:title>\n                  <jats:p>Cross-sectional study.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Setting<\/jats:title>\n                  <jats:p>Rehabilitation program.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Patients or Other Participants<\/jats:title>\n                  <jats:p>Soccer players with a history of ACLR (n = 73) and matched control individuals (n = 195).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Main Outcome Measure(s)<\/jats:title>\n                  <jats:p>The 10-second vertical hop test provided measures of jump height, the Reactive Strength Index (RSI), and asymmetry. We also examined possible predictors of hop performance, including single-legged vertical drop jump, isokinetic knee-extension strength, and the International Knee Documentation Committee questionnaire score.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>Between-limbs differences were identified only for the ACLR group, and asymmetry scores increased in those with a history of ACLR (P &amp;lt; .001) compared with the control group. The single-legged vertical drop jump, RSI, and knee-extension torque were significant predictors of 10-second hop height (R2 = 20.1%) and RSI (R2 = 47.1%).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>Vertical hop deficits were present after ACLR, even after participants completed a comprehensive rehabilitation program. This may have been due to reduced knee-extension and reactive strength. Vertical hop tests warrant inclusion as part of the return-to-sport test battery.<\/jats:p>\n               <\/jats:sec>","DOI":"10.4085\/0169-20","type":"journal-article","created":{"date-parts":[[2023,7,31]],"date-time":"2023-07-31T17:09:18Z","timestamp":1690823358000},"page":"423-429","source":"Crossref","is-referenced-by-count":18,"title":["Residual Deficits in Reactive Strength After Anterior Cruciate Ligament Reconstruction in Soccer Players"],"prefix":"10.4085","volume":"58","author":[{"given":"Paul J.","family":"Read","sequence":"first","affiliation":[{"name":"*Aspetar Orthopaedic and Sports Medicine Hospital, Doha, Qatar"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"William T.","family":"Davies","sequence":"additional","affiliation":[{"name":"*Aspetar Orthopaedic and Sports Medicine Hospital, Doha, Qatar"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chris","family":"Bishop","sequence":"additional","affiliation":[{"name":"\u2020Middlesex University, London, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sean","family":"McAuliffe","sequence":"additional","affiliation":[{"name":"\u2021Qatar University, Doha"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mathew G.","family":"Wilson","sequence":"additional","affiliation":[{"name":"\u00a7University College London, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Anthony N.","family":"Turner","sequence":"additional","affiliation":[{"name":"\u2020Middlesex University, London, United Kingdom"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"2557","published-online":{"date-parts":[[2023,7,31]]},"reference":[{"issue":"5","key":"2023073117091232500_i1062-6050-58-5-423-b01","doi-asserted-by":"crossref","first-page":"1175","DOI":"10.1177\/0363546519830656","article-title":"Back to normal symmetry? 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