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The Kaplan\u2013Meier survival analysis was used to evaluate the cumulative survival of the implant in terms of age (&lt;\u200950\u00a0years old and\u2009\u2265\u200950\u00a0years old) and gender. Adverse events were studied and Cox regression analysis was used to evaluate risk factors [age, gender, body mass index (BMI), preoperative mechanical axis, severity of OA, use of bone grafting or substitution and undercorrection of mechanical axis from varus to valgus] for revisions.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>The estimates for the cumulative survival with no need for TKA after MOWHTO were 86% at 5\u00a0years, 67% at 10\u00a0years and 58% at 16.1\u00a0years (SE 0.6, CI 95% 11.1\u201313.5). A total of 33\/70 (47%) adverse events occurred and 38\/70 (54%) knees required some revision surgery during the follow-up. Cox regression did not show any statistically significant risk factors for revision.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>The PP has feasible MOWHTO results with a cumulative survival of 67% at 10\u00a0years with no need for conversion to TKA. Many adverse events occurred and revision rate due to any reason was high. Age or gender did not have statistically significant differences in terms of survival.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00402-021-03927-8","type":"journal-article","created":{"date-parts":[[2021,5,11]],"date-time":"2021-05-11T16:07:40Z","timestamp":1620749260000},"page":"3111-3121","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Long-term follow-up results of medial opening wedge high tibia osteotomy with a pre-countered non-locking steel plate"],"prefix":"10.1007","volume":"142","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8905-7761","authenticated-orcid":false,"given":"Simo S. A.","family":"Miettinen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hannu J. 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