{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,9]],"date-time":"2025-12-09T04:24:37Z","timestamp":1765254277053,"version":"build-2065373602"},"reference-count":32,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2023,2,1]],"date-time":"2023-02-01T00:00:00Z","timestamp":1675209600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,2,1]],"date-time":"2023-02-01T00:00:00Z","timestamp":1675209600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,9,19]],"date-time":"2022-09-19T00:00:00Z","timestamp":1663545600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["arthroplastytoday.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Arthroplasty Today"],"published-print":{"date-parts":[[2023,2]]},"DOI":"10.1016\/j.artd.2022.09.013","type":"journal-article","created":{"date-parts":[[2022,11,29]],"date-time":"2022-11-29T06:55:41Z","timestamp":1669704941000},"page":"101044","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":4,"special_numbering":"C","title":["Presence of a Lateral Trochlear Osteophyte Predicts Medial Unicompartmental Arthroplasty Failure at Midterm Follow-up"],"prefix":"10.1016","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3535-5584","authenticated-orcid":false,"given":"Christopher N.","family":"Carender","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dayton R.","family":"Rand","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"David E.","family":"DeMik","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Qiang","family":"An","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0946-8748","authenticated-orcid":false,"given":"Nicolas O.","family":"Noiseux","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.artd.2022.09.013_bib1","article-title":"Unicondylar knee arthroplasty in the U.S. Patient population: prevalence and epidemiology","volume":"47","author":"Hansen","year":"2018","journal-title":"Am J Orthop (Belle Mead NJ)"},{"key":"10.1016\/j.artd.2022.09.013_bib2","doi-asserted-by":"crossref","first-page":"408","DOI":"10.1016\/j.arth.2007.04.012","article-title":"Yearly incidence of unicompartmental knee arthroplasty in the United States","volume":"23","author":"Riddle","year":"2008","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib3","doi-asserted-by":"crossref","first-page":"2480","DOI":"10.1007\/s00167-012-2101-8","article-title":"No difference in survivorship after unicompartmental knee arthroplasty with or without an intact anterior cruciate ligament","volume":"21","author":"Boissonneault","year":"2013","journal-title":"Knee Surg Sports Traumatol Arthrosc"},{"key":"10.1016\/j.artd.2022.09.013_bib4","doi-asserted-by":"crossref","first-page":"2435","DOI":"10.1016\/j.arth.2018.03.069","article-title":"Medial mobile-bearing unicompartmental knee arthroplasty in young patients aged less than or equal to 50 years","volume":"33","author":"Greco","year":"2018","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib5","doi-asserted-by":"crossref","first-page":"1779","DOI":"10.1016\/j.arth.2016.12.036","article-title":"Evidence-based indications for mobile-bearing unicompartmental knee arthroplasty in a consecutive cohort of thousand knees","volume":"32","author":"Hamilton","year":"2017","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib6","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1302\/0301-620X.98B10.BJJ-2016-0432.R1","article-title":"Radiological Decision Aid to determine suitability for medial unicompartmental knee arthroplasty: development and preliminary validation","volume":"98-B","author":"Hamilton","year":"2016","journal-title":"Bone Joint J"},{"key":"10.1016\/j.artd.2022.09.013_bib7","doi-asserted-by":"crossref","first-page":"166","DOI":"10.5435\/JAAOS-D-17-00690","article-title":"Medial unicompartmental arthroplasty of the knee","volume":"27","author":"Jennings","year":"2019","journal-title":"J\u00a0Am Acad Orthop Surg"},{"key":"10.1016\/j.artd.2022.09.013_bib8","doi-asserted-by":"crossref","first-page":"989","DOI":"10.1016\/j.arth.2019.11.003","article-title":"High failure rates for unicompartmental knee arthroplasty in morbidly obese patients: a two-year minimum follow-up study","volume":"35","author":"Nettrour","year":"2020","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib9","doi-asserted-by":"crossref","first-page":"622","DOI":"10.1302\/0301-620X.93B5.26214","article-title":"Unnecessary contraindications for mobile-bearing unicompartmental knee replacement","volume":"93","author":"Pandit","year":"2011","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib10","doi-asserted-by":"crossref","first-page":"1792","DOI":"10.1016\/j.arth.2017.01.020","article-title":"Unicompartmental knee arthroplasty vs total knee arthroplasty for medial compartment arthritis in patients older than 75 years: comparable reoperation, revision, and complication rates","volume":"32","author":"Siman","year":"2017","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib11","doi-asserted-by":"crossref","first-page":"2617","DOI":"10.1016\/j.arth.2016.04.001","article-title":"The role of preoperative patient characteristics on outcomes of unicompartmental knee arthroplasty: a meta-analysis critique","volume":"31","author":"van der List","year":"2016","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib12","doi-asserted-by":"crossref","first-page":"117","DOI":"10.1016\/j.knee.2014.12.004","article-title":"Minor varus alignment provides better results than neutral alignment in medial UKA","volume":"22","author":"Vasso","year":"2015","journal-title":"Knee"},{"key":"10.1016\/j.artd.2022.09.013_bib13","doi-asserted-by":"crossref","first-page":"677","DOI":"10.1016\/j.arth.2017.10.015","article-title":"Eight hundred twenty-five medial mobile-bearing unicompartmental knee arthroplasties: the first 10-year US multi-center survival analysis","volume":"33","author":"Alnachoukati","year":"2018","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib14","doi-asserted-by":"crossref","first-page":"1548","DOI":"10.1097\/CORR.0000000000001698","article-title":"Do fixed or mobile bearing implants have better survivorship in medial unicompartmental knee arthroplasty? A study from the Australian orthopaedic association national joint replacement registry","volume":"479","author":"Kannan","year":"2021","journal-title":"Clin Orthop Relat Res"},{"key":"10.1016\/j.artd.2022.09.013_bib15","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1302\/0301-620X.98B10.BJJ-2016-0474.R1","article-title":"Ten- to 15-year results of the Oxford Phase III mobile unicompartmental knee arthroplasty: a prospective study from a non-designer group","volume":"98 B","author":"Lisowski","year":"2016","journal-title":"Bone Joint J"},{"key":"10.1016\/j.artd.2022.09.013_bib16","doi-asserted-by":"crossref","first-page":"198","DOI":"10.1302\/0301-620X.93B2.25767","article-title":"Minimally invasive Oxford phase 3 unicompartmental knee replacement: results of 1000 cases","volume":"93","author":"Pandit","year":"2011","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib17","doi-asserted-by":"crossref","first-page":"92","DOI":"10.1097\/01.blo.0000147700.89433.a5","article-title":"The progression of patellofemoral arthrosis after medial unicompartmental replacement: results at 11 to 15 years","author":"Berger","year":"2004","journal-title":"Clin Orthop Relat Res"},{"key":"10.1016\/j.artd.2022.09.013_bib18","doi-asserted-by":"crossref","first-page":"34","DOI":"10.1302\/0301-620X.98B10.BJJ-2016-0480.R1","article-title":"The results of Oxford unicompartmental knee arthroplasty in the United States: a mean ten-year survival analysis","volume":"98-B","author":"Emerson","year":"2016","journal-title":"Bone Joint J"},{"key":"10.1016\/j.artd.2022.09.013_bib19","doi-asserted-by":"crossref","first-page":"172","DOI":"10.1016\/j.arth.2013.01.005","article-title":"Medial mobile bearing unicompartmental knee arthroplasty: early survivorship and analysis of failures in 1000 consecutive cases","volume":"28","author":"Bergeson","year":"2013","journal-title":"J\u00a0Arthroplasty"},{"key":"10.1016\/j.artd.2022.09.013_bib20","doi-asserted-by":"crossref","first-page":"494","DOI":"10.1136\/ard.16.4.494","article-title":"Radiological assessment of osteo-arthrosis","volume":"16","author":"Kellgren","year":"1957","journal-title":"Ann Rheum Dis"},{"key":"10.1016\/j.artd.2022.09.013_bib21","first-page":"7","article-title":"Osteoarthrosis of the knee. A radiographic investigation","volume":"Suppl 277","author":"Ahlback","year":"1968","journal-title":"Acta Radiol Diagn (Stockh)"},{"key":"10.1016\/j.artd.2022.09.013_bib22","doi-asserted-by":"crossref","first-page":"1214","DOI":"10.1002\/art.1780301103","article-title":"Radiographic assessment of progression in osteoarthritis","volume":"30","author":"Altman","year":"1987","journal-title":"Arthritis Rheum"},{"key":"10.1016\/j.artd.2022.09.013_bib23","doi-asserted-by":"crossref","first-page":"102","DOI":"10.2106\/00004623-198870010-00016","article-title":"Distal femoral varus osteotomy","volume":"70","author":"Healy","year":"1988","journal-title":"J\u00a0Bone Joint Surg Am"},{"key":"10.1016\/j.artd.2022.09.013_bib24","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1016\/j.otsr.2015.11.015","article-title":"Are the Oxford((R)) medial unicompartmental knee arthroplasty new instruments reducing the bearing dislocation risk while improving components relationships? A case control study","volume":"102","author":"Koh","year":"2016","journal-title":"Orthop Traumatol Surg Res"},{"key":"10.1016\/j.artd.2022.09.013_bib25","doi-asserted-by":"crossref","first-page":"653","DOI":"10.1302\/0301-620X.84B5.0840653","article-title":"Dislocation of the bearing of the Oxford lateral unicompartmental arthroplasty. A radiological assessment","volume":"84","author":"Robinson","year":"2002","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib27","doi-asserted-by":"crossref","first-page":"159","DOI":"10.2307\/2529310","article-title":"The measurement of observer agreement for categorical data","volume":"33","author":"Landis","year":"1977","journal-title":"Biometrics"},{"key":"10.1016\/j.artd.2022.09.013_bib28","doi-asserted-by":"crossref","first-page":"e20.00002","DOI":"10.2106\/JBJS.ST.20.00002","article-title":"Medial unicompartmental knee arthroplasty with a mobile-bearing implant","volume":"11","author":"Bonano","year":"2021","journal-title":"JBJS Essent Surg Tech"},{"key":"10.1016\/j.artd.2022.09.013_bib29","doi-asserted-by":"crossref","first-page":"374","DOI":"10.1302\/0301-620X.92B3.23561","article-title":"The implications of damage to the lateral femoral condyle on medial unicompartmental knee replacement","volume":"92","author":"Kendrick","year":"2010","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib30","doi-asserted-by":"crossref","first-page":"1034","DOI":"10.1136\/ard.2007.079020","article-title":"Differences in descriptions of Kellgren and Lawrence grades of knee osteoarthritis","volume":"67","author":"Schiphof","year":"2008","journal-title":"Ann Rheum Dis"},{"key":"10.1016\/j.artd.2022.09.013_bib31","doi-asserted-by":"crossref","first-page":"1597","DOI":"10.1302\/0301-620X.89B12.19259","article-title":"The influence of the presence and severity of pre-existing patellofemoral degenerative changes on the outcome of the Oxford medial unicompartmental knee replacement","volume":"89","author":"Beard","year":"2007","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib32","doi-asserted-by":"crossref","first-page":"1602","DOI":"10.1302\/0301-620X.89B12.19260","article-title":"Pre-operative clinical and radiological assessment of the patellofemoral joint in unicompartmental knee replacement and its influence on outcome","volume":"89","author":"Beard","year":"2007","journal-title":"J\u00a0Bone Joint Surg Br"},{"key":"10.1016\/j.artd.2022.09.013_bib33","doi-asserted-by":"crossref","first-page":"476","DOI":"10.1302\/0301-620X.93B4.25562","article-title":"Pre-operative patellofemoral degenerative changes do not affect the outcome after medial Oxford unicompartmental knee replacement: a report from an independent centre","volume":"93","author":"Kang","year":"2011","journal-title":"J\u00a0Bone Joint Surg Br"}],"container-title":["Arthroplasty Today"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2352344122002217?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2352344122002217?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,6]],"date-time":"2025-11-06T18:11:28Z","timestamp":1762452688000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2352344122002217"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,2]]},"references-count":32,"alternative-id":["S2352344122002217"],"URL":"https:\/\/doi.org\/10.1016\/j.artd.2022.09.013","relation":{},"ISSN":["2352-3441"],"issn-type":[{"type":"print","value":"2352-3441"}],"subject":[],"published":{"date-parts":[[2023,2]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Presence of a Lateral Trochlear Osteophyte Predicts Medial Unicompartmental Arthroplasty Failure at Midterm Follow-up","name":"articletitle","label":"Article Title"},{"value":"Arthroplasty Today","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.artd.2022.09.013","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Published by Elsevier Inc. on behalf of The American Association of Hip and Knee Surgeons.","name":"copyright","label":"Copyright"}],"article-number":"101044"}}