{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,24]],"date-time":"2026-10-24T18:26:53Z","timestamp":1792866413568,"version":"4.5.0"},"reference-count":56,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2026,1,1]],"date-time":"2026-01-01T00:00:00Z","timestamp":1767225600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Orthopaedic Journal of Sports Medicine"],"published-print":{"date-parts":[[2026,1]]},"abstract":"<jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Arthrogenic muscle inhibition (AMI) is a process in which neural inhibition after injury or surgery to the knee results in quadriceps activation failure and knee extension deficit. A recent study showed that AMI occurs in over half of patients with acute ACL injuries.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Purposes:<\/jats:title>\n                    <jats:p>To (1) determine the incidence of AMI within the 6 weeks after an anterior cruciate ligament reconstruction (ACLR) and (2) identify the risk factors associated with AMI after an ACLR.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Study Design:<\/jats:title>\n                    <jats:p>Case-control study; Level of evidence, 3.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>Consecutive patients who sustained a primary ACLR between January and October 2023 were considered for study inclusion. Eligible patients underwent a standardized physical examination at 3 and 6 weeks postoperatively. This included an assessment of quadriceps inhibition, identification of any extension deficits, and grading of AMI and its clinical reversibility according to the Sonnery-Cottet classification.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>\n                      A total of 210 consecutive patients with a primary ACLR were prospectively enrolled in the study. Respectively, 48.6% of patients had AMI at 3 weeks and 24.3% at 6 weeks postoperatively. Among them, 79.4% and 72.5% demonstrated reversible types (grade 1A or 2A), respectively. Multivariate analysis revealed that patients who had a preoperative AMI (odds ratio [OR], 8.27 [95% CI, 4.177-17.138];\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      &lt; .001), experienced immediate postoperative pain exceeding 7 out of 10 on the visual analog scale (VAS) (OR, 4.689 [95% CI, 2.144-10.814];\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = .0002), or did not have preoperative physical therapy (OR, 2.303 [95% CI, 1.186- 4.530];\n                      <jats:italic toggle=\"yes\">P<\/jats:italic>\n                      = .0149) were associated with a significantly greater risk of AMI at 3 weeks postoperatively. No risk factors were found at 6 weeks postoperatively.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>AMI occurs in 48.5% of patients at 3 weeks, and 24.2% at 6 weeks after an ACLR. Important risk factors identified for the presence of AMI at 3 weeks postoperatively included the presence of preoperative AMI, immediate postoperative VAS pain score of &gt;7, and absence of preoperative physical therapy.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/23259671251350305","type":"journal-article","created":{"date-parts":[[2026,1,26]],"date-time":"2026-01-26T21:11:27Z","timestamp":1769461887000},"update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":8,"title":["Incidence and Risk Factors for Arthrogenic Muscle Inhibition in the Early Postoperative Period After ACL Reconstruction. A Cohort Study From the SANTI Study Group"],"prefix":"10.1177","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6837-0425","authenticated-orcid":false,"given":"Bertrand","family":"Sonnery-Cottet","sequence":"first","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marc","family":"Barrera Uso","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marine","family":"Coquard","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mathieu","family":"Thaunat","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jean-Marie","family":"Fayard","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Benjamin","family":"Freychet","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Etienne","family":"Cavaignac","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, H\u00f4pital Pierre Paul Riquet, CHU de Toulouse, Toulouse, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1624-1824","authenticated-orcid":false,"given":"Thais Dutra","family":"Vieira","sequence":"additional","affiliation":[{"name":"Centre Orthop\u00e9dique Santy, FIFA Medical Center of Excellence, H\u00f4pital Priv\u00e9 Jean Mermoz, Groupe GDS-Ramsay, Lyon, France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2408-5307","authenticated-orcid":false,"given":"Adnan","family":"Saithna","sequence":"additional","affiliation":[{"name":"AZBSC Orthopedics, Scottsdale, Arizona, USA"},{"name":"Arizona State University, Tempe, Arizona, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2026,1,26]]},"reference":[{"key":"e_1_3_3_2_2","doi-asserted-by":"publisher","DOI":"10.14260\/jemds\/2015\/651"},{"key":"e_1_3_3_3_2","doi-asserted-by":"publisher","DOI":"10.1002\/art.24182"},{"issue":"119","key":"e_1_3_3_4_2","first-page":"180","article-title":"Lectures on the diseases of the nervous system: delivered at La Salp\u00eatri\u00e8re. 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