{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T17:49:00Z","timestamp":1790790540706,"version":"4.1.0"},"reference-count":43,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2020,11,17]],"date-time":"2020-11-17T00:00:00Z","timestamp":1605571200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2020,11,17]],"date-time":"2020-11-17T00:00:00Z","timestamp":1605571200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"},{"start":{"date-parts":[[2020,11,17]],"date-time":"2020-11-17T00:00:00Z","timestamp":1605571200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,11,17]],"date-time":"2020-11-17T00:00:00Z","timestamp":1605571200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/100007307","name":"Arthrex","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007307","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["arthroscopyjournal.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Arthroscopy"],"published-print":{"date-parts":[[2021,4]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To assess failure rates and patient\u2010reported outcomes measures following arthroscopic primary anterior cruciate ligament (ACL) repair of proximal tears in different age groups.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Between 2008 and 2017, the first 113 consecutive patients treated with repair were retrospectively reviewed at minimum of 2 years. Patients were stratified into 3 age groups: \u226421, 22\u201035, and &gt;35 years. Primary outcomes were ipsilateral reinjury or reoperation, and contralateral injury rates, and secondary outcomes consisted of Lysholm, modified Cincinnati, Single Assessment Numeric Evaluation, International Knee Documentation Committee subjective, pain, and satisfaction scores. Group differences were compared using \u03c7\n                      <jats:sup>2<\/jats:sup>\n                      tests and Mann\u2013Whitney\n                      <jats:italic>U<\/jats:italic>\n                      tests.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Follow\u2010up was obtained in 113 patients (100%). Median age was 35 years (interquartile range [IQR] 23\u201043) and median follow\u2010up was 2.2 years (IQR 2.0\u20102.8). Overall, ACL reinjury occurred in 13 patients (11.5%), reoperation in 7 patients (6.2%), complications in 2 patients (1.8%) and contralateral ACL injury in 4 patients (3.5%). Overall, median Lysholm was 95 (IQR 89\u2010100) and International Knee Documentation Committee subjective 92 (IQR 84\u201099). Treatment failure was significantly greater in the youngest age group (37.0%) as compared with the middle and older groups (4.2% and 3.2%, both\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .005). No significant differences were seen in reoperation, complication, or contralateral injury rates between groups (all\n                      <jats:italic>P<\/jats:italic>\n                      &gt; .2), nor in patient\u2010reported outcomes measures between the groups (all\n                      <jats:italic>P<\/jats:italic>\n                      &gt; .1).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The failure rate of primary repair of proximal ACL tears is high in patients aged 21 or younger (37.0%), and this should be taken into account when discussing repair in this patient group. In patients older than 21, repair may be an excellent treatment with low failure (3.5%) and complication rates (1.2%) and good subjective scores.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level III, retrospective comparative therapeutic trial.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1016\/j.arthro.2020.11.024","type":"journal-article","created":{"date-parts":[[2020,11,18]],"date-time":"2020-11-18T13:10:19Z","timestamp":1605705019000},"page":"1194-1201","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":78,"title":["Role of Age on Success of Arthroscopic Primary Repair of Proximal Anterior Cruciate Ligament Tears"],"prefix":"10.1002","volume":"37","author":[{"given":"Harmen D.","family":"Vermeijden","sequence":"first","affiliation":[{"name":"Orthopaedic Trauma Service Department of Orthopaedic Surgery Hospital for Special Surgery NewYork\u2010Presbyterian Weill Medical College of Cornell University New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiuyi A.","family":"Yang","sequence":"additional","affiliation":[{"name":"Orthopaedic Trauma Service Department of Orthopaedic Surgery Hospital for Special Surgery NewYork\u2010Presbyterian Weill Medical College of Cornell University New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jelle P.","family":"van der List","sequence":"additional","affiliation":[{"name":"Orthopaedic Trauma Service Department of Orthopaedic Surgery Hospital for Special Surgery NewYork\u2010Presbyterian Weill Medical College of Cornell University New York New York U.S.A."},{"name":"Amsterdam UMC University of Amsterdam Department of Orthopaedic Surgery Amsterdam The Netherlands"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gregory S.","family":"DiFelice","sequence":"additional","affiliation":[{"name":"Orthopaedic Trauma Service Department of Orthopaedic Surgery Hospital for Special Surgery NewYork\u2010Presbyterian Weill Medical College of Cornell University New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2020,11,17]]},"reference":[{"key":"e_1_2_2_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.arthro.2017.01.033"},{"key":"e_1_2_2_3_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00167-008-0654-3"},{"key":"e_1_2_2_4_2","doi-asserted-by":"publisher","DOI":"10.1177\/0363546515621554"},{"key":"e_1_2_2_5_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.knee.2014.11.014"},{"key":"e_1_2_2_6_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00167-020-05873-1"},{"key":"e_1_2_2_7_2","doi-asserted-by":"publisher","DOI":"10.1007\/s00167-017-4432-y"},{"key":"e_1_2_2_8_2","doi-asserted-by":"publisher","DOI":"10.1136\/bjsm.2010.076364"},{"key":"e_1_2_2_9_2","doi-asserted-by":"crossref","unstructured":"Hoogeslag RAG Brouwer RW de Vries AJ Boer BC Huis in \u2018t Veld R. 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