{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,4]],"date-time":"2026-10-04T00:54:26Z","timestamp":1791075266192,"version":"4.1.0"},"reference-count":33,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2025,9,24]],"date-time":"2025-09-24T00:00:00Z","timestamp":1758672000000},"content-version":"vor","delay-in-days":85,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2025,7,1]],"date-time":"2025-07-01T00:00:00Z","timestamp":1751328000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["esskajournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J. exp. orthop."],"published-print":{"date-parts":[[2025,7]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>to compare quadrupled semitendinosus (STx4) with semitendinosus\u2010gracilis graft in anterior cruciate ligament (ACL) reconstruction surgery.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Parallel randomised controlled trial with two groups of treatment (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200942) in primary ACL reconstruction surgery. Follow\u2010up during 2 years after surgery with visits at 3, 6, 12 and 24 months. Primary outcome: quadriceps and hamstrings strength in newtons (N). Secondary outcomes: ACL re\u2010rupture, additional surgeries, return to sport and patient\u2010reported outcomes (PROMs): knee injury and osteoarthritis outcome score (KOOS), International Knee Documentation Committee (IKDC) and Tegner\u2010Lysholm.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      There was 1\/21 ACL re\u2010rupture for STx4 and 2\/21 for the control group (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.9). One additional surgery for each group: ACL revision (control group) and meniscectomy (STx4). There were no other complications and no differences in PROMs between grafts, except for Tegner\u2010Lysholm at 3 months, that favoured the STx4 group (76.0, confidence interval [CI]: 56.0\u201386.0 vs. 85.0, CI: 77.0\u201393.0),\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.04. The median surgery satisfaction was good in both groups STx4 (95%, interquartile range (IQR): 90%\u201398%) and ST\u2010G (98%, IQR: 95%\u2013100%) (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.13). Return to sport was 90% (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200919) for the STx4 group and 81% (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200917) for the ST\u2010G group (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.37). Quadriceps strength recovered sooner (6 months) than hamstrings (24 months) in both groups. There were no statistically significant differences in strength between STx4 and ST\u2010G at final follow\u2010up (hamstrings in flexion [mean\u2009\u00b1\u2009SD]: 173\u2009\u00b1\u200953\u2009N vs. 166\u2009\u00b1\u200951\u2009N,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.7; hamstrings in extension: 204\u2009\u00b1\u200961\u2009N vs. 199\u2009\u00b1\u200964\u2009N,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.8; quadriceps in flexion: 217\u2009\u00b1\u200942\u2009N vs. 209\u2009\u00b1\u200947\u2009N,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.6; quadriceps in extension: 193\u2009\u00b1\u200951\u2009N vs. 191\u2009\u00b1\u200946\u2009N,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.9).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>This study found no statistically significant differences at 2 years between a STx4 and a ST\u2010G graft configuration for primary ACL reconstruction regarding strength, PROMs, return to sport, failure rates and complications; larger studies are required to confirm noninferiority. Clinical Trials number: NCT03433170.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level I.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/jeo2.70399","type":"journal-article","created":{"date-parts":[[2025,9,25]],"date-time":"2025-09-25T06:09:33Z","timestamp":1758780573000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Similar results with quadrupled semitendinosus and semitendinosus\u2010gracilis graft in anterior cruciate ligament reconstruction: A randomised controlled trial with 2\u2010year follow\u2010up"],"prefix":"10.1002","volume":"12","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6228-0621","authenticated-orcid":false,"given":"Juan P.","family":"Martinez\u2010Cano","sequence":"first","affiliation":[{"name":"Fundaci\u00f3n Valle del Lili, Departamento de Ortopedia Cali 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