{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,28]],"date-time":"2026-01-28T13:36:38Z","timestamp":1769607398331,"version":"3.49.0"},"reference-count":23,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2012,12,27]],"date-time":"2012-12-27T00:00:00Z","timestamp":1356566400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Knee surg. sports traumatol. arthrosc."],"published-print":{"date-parts":[[2014,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Purpose<\/jats:title><jats:p>Mobile\u2010bearing knee replacements were introduced as an alternative to their fixed\u2010bearing counterparts. Movement of the polyethylene insert relative to the tibial tray has been shown to decrease contact stresses, wear and polyethylene\u2010induced osteolysis. The aim of this study is to compare outcomes between mobile and fixed\u2010bearing surfaces of the Rotaglide+ total knee prosthesis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A prospective<jats:italic>, partially randomised twin cohort study<\/jats:italic> of 149 Rotaglide+ total knee arthroplasties performed in one unit between September 2000 and January 2005, was carried out. The patients were allocated to a mobile or fixed bearing. The patients were assessed using a pain visual analogue score (VAS), the American Knee Surgeons Score (AKSS) the range of movement, the Oxford Knee Score (OKS) and walking time. Seventy\u2010five patients had mobile\u2010bearing surfaces, and 74 had fixed bearings.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>At 5\u2010year follow\u2013up, there was no significant difference between the fixed\u2010 and mobile\u2010bearing implants with respect to range of movement [104.7(SD 17.0) vs. 103.6(SD 15.7) degrees]; AKSS [146.6(SD 23.9) vs. 144.1(SD 32.4)]; VAS [3.3(SD 1.2) vs. 3.4(SD 1.3)]; OKS [30.8(SD 9.7) vs. 29.6(SD 10.9)], respectively.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This study is the first of its kind to outline the medium\u2010term (\u22655 years) outcomes in Rotaglide+ total knee replacements. Its findings reinforce previous research which has shown no discernible difference in clinical outcomes between the 2\u00a0groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Level of evidence<\/jats:title><jats:p>II.<\/jats:p><\/jats:sec>","DOI":"10.1007\/s00167-012-2351-5","type":"journal-article","created":{"date-parts":[[2012,12,25]],"date-time":"2012-12-25T22:54:17Z","timestamp":1356476057000},"page":"1626-1631","source":"Crossref","is-referenced-by-count":14,"title":["The Rotaglide+ total knee replacement: a comparison of mobile versus fixed bearings"],"prefix":"10.1002","volume":"22","author":[{"given":"Lorcan","family":"McGonagle","sequence":"first","affiliation":[{"name":"St Helens and Knowsley Teaching Hospitals Merseyside UK"},{"name":"7 Bryanston Road L17 7AL Liverpool UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Louisa","family":"Bethell","sequence":"additional","affiliation":[{"name":"University of Liverpool Liverpool 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