{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,8]],"date-time":"2026-09-08T02:49:23Z","timestamp":1788835763677,"version":"build-2803163510"},"reference-count":45,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T00:00:00Z","timestamp":1767916800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,1,9]],"date-time":"2026-01-09T00:00:00Z","timestamp":1767916800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Foot and Ankle Research"],"published-print":{"date-parts":[[2026,3]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Accurate knowledge about biomechanical alterations in chronic ankle instability (CAI) during dynamic movements may inform rehabilitation strategies.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To identify movement patterns associated with CAI injury during a step\u2010down task.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Method<\/jats:title>\n                    <jats:p>Seventeen participants with CAI and 17 healthy controls performed a step\u2010down task from heights of 20 and 40\u00a0cm. Lower limb joint angles, range of motion (ROM), moments, and power were measured. The one\u2010dimensional statistical parametric mapping (SPM) test compared groups across the entire task (0%\u2013100%).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      At 20\u00a0cm height, the CAI group exhibited greater hip abduction angles (0%\u20132%,\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.024 and 21%\u201377%,\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.014) but smaller hip abduction (7%\u201313%, 19%\u201320%, and 47%\u201364% (\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0&lt;\u00a00.05)), hip external rotation (8%\u201312% and\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.04), knee abduction (7%\u201330%,\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.001 and 49%\u201353%,\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.024), and ankle external rotation moments (7%\u201342% and\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.001). At 40\u00a0cm height, the CAI group showed greater hip abduction (44%\u2013100% and\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.005), reduced ankle eversion (4%\u201312% and\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0=\u00a00.012) angles, and smaller hip abduction, hip external rotation, knee abduction, ankle plantarflexion, and external rotation moments (all\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0&lt;\u00a00.05). No between\u2010group differences were observed for the ROMs and power (\n                      <jats:italic>p<\/jats:italic>\n                      \u00a0&gt;\u00a00.05).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>CAI individuals exhibited greater hip abduction, less ankle eversion, and smaller muscle moments, which are associated with an increased risk of injury. Rehabilitation should emphasize strengthening the hip muscles to mitigate the risk of injury.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/jfa2.70102","type":"journal-article","created":{"date-parts":[[2026,1,10]],"date-time":"2026-01-10T03:35:51Z","timestamp":1768016151000},"source":"Crossref","is-referenced-by-count":1,"title":["Dynamic Step\u2010Down Tasks Reveal Altered Lower Limb Biomechanics in Chronic Ankle Instability"],"prefix":"10.1002","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-5883-7845","authenticated-orcid":false,"given":"Nader","family":"Farahpour","sequence":"first","affiliation":[{"name":"Department of Sport Biomechanics, Faculty of Sport Sciences Bu\u2010Ali Sina University  Hamedan Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0002-1233-9266","authenticated-orcid":false,"given":"Usef Mohammadi","family":"Yaghoubi","sequence":"additional","affiliation":[{"name":"Department of Sport Biomechanics, Faculty of Sport Sciences Bu\u2010Ali Sina University  Hamedan Iran"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8108-0561","authenticated-orcid":false,"given":"Shawn","family":"Robbins","sequence":"additional","affiliation":[{"name":"Department of Physiotherapy McGill University  Montreal Quebec Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2776-8557","authenticated-orcid":false,"given":"Paul","family":"Allard","sequence":"additional","affiliation":[{"name":"Department of Kinesiology Montreal University  Montreal Quebec Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1688-4811","authenticated-orcid":false,"given":"Gabriel","family":"Moisan","sequence":"additional","affiliation":[{"name":"Department of Human Kinetics Universit\u00e9 du Qu\u00e9bec \u00e0 Trois\u2010Rivi\u00e8res  Trois\u2010Rivi\u00e8res Quebec 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