{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,9]],"date-time":"2026-07-09T21:16:40Z","timestamp":1783631800935,"version":"3.55.0"},"reference-count":57,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2026,2,16]],"date-time":"2026-02-16T00:00:00Z","timestamp":1771200000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,2,16]],"date-time":"2026-02-16T00:00:00Z","timestamp":1771200000000},"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":["Knee surg. sports traumatol. arthrosc."],"published-print":{"date-parts":[[2026,4]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To evaluate the long\u2010term outcomes of medial open\u2010wedge high tibial osteotomy (MOWHTO), focusing on conversion to knee arthroplasty and to summarize prognostic factors for conversion reported in the literature.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>A systematic review and meta\u2010analysis were conducted in accordance with Preferred Reporting Items for Systematic reviews and Meta\u2010Analyses (PRISMA) guidelines. Multiple databases were searched up to March 2025. Eligible studies reporting \u226510\u2010year survival rates of MOWHTO\u2014defined as the avoidance of conversion to knee arthroplasty\u2014were included. Data were synthesized using a random\u2010effects model. Subgroup analyses were performed based on region.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>A total of 16 studies encompassing 1906 knees were included in the final analysis. The pooled long\u2010term non\u2010conversion proportions following MOWHTO, defined as avoidance of knee arthroplasty, was 86% (95% confidence interval [CI]: 80%\u201390%). Numerically higher long\u2010term non\u2010conversion proportions were observed in Asian studies (92%) compared with European studies (84%). Narrative synthesis indicated durable long\u2010term functional outcomes, with most patients avoiding arthroplasty for at least a decade.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>MOWHTO provides durable long\u2010term outcomes, with an overall long\u2010term non\u2010conversion proportion of 86%. These findings could facilitate more personalized treatment strategies for different populations worldwide and ultimately reduce the socioeconomic burden associated with knee arthroplasty.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level IV, systematic review and meta\u2010analysis of Levels III\u2013IV studies.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ksa.70326","type":"journal-article","created":{"date-parts":[[2026,2,16]],"date-time":"2026-02-16T12:55:32Z","timestamp":1771246532000},"page":"1390-1404","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Long\u2010term survivorship after medial open\u2010wedge high tibial osteotomy: A systematic review and single\u2010arm meta\u2010analysis with regional subgroup 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