{"doi":"10.1111/1756-185x.13083","title":"Differences in presentation, progression and rates of arthroplasty between hip and knee osteoarthritis: Observations from an osteoarthritis cohort study‐a clear role for conservative management","abstract":"<jats:title>Abstract</jats:title><jats:sec><jats:title>Aim</jats:title><jats:p>To describe the natural progression and the rates of arthroplasty of a cohort of hip and knee osteoarthritis (<jats:styled-content style=\"fixed-case\">OA</jats:styled-content>) patients.</jats:p></jats:sec><jats:sec><jats:title>Methods</jats:title><jats:p>An observational study of 247 consecutive patients who attended an <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> clinic between May 2008 and August 2009. Follow‐up survey was conducted from July 2014 to December 2014, with the primary end point being joint replacement surgery.</jats:p></jats:sec><jats:sec><jats:title>Results</jats:title><jats:p>One hundred and sixty‐seven patients had knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> and 80 patients had hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content>. When adjusted for other variables (age, gender, body mass index, Kellgren‐Lawrence stage, symptom duration, presence of <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> elsewhere and pain score), patients with hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> demonstrated 86% increased hazard of surgery compared to knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content> increase of 19% to 193%). At 6 years after initial consultation, 67% of patients with knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> did not require a knee replacement surgery, while 40% (30, 51) of hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients did not undergo surgery (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content>: 59–74%). Overall at 6 years, 58% of patients (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content>: 51–64%) did not undergo joint replacement surgery.</jats:p></jats:sec><jats:sec><jats:title>Conclusion</jats:title><jats:p>Knee and hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients appear to behave differently, with hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients more likely to undergo arthroplasty. There is a significant number of both hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> and knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients who did not require arthroplasty at the end of 6 years, suggesting a major role for conservative therapy.</jats:p></jats:sec>","journal":"International Journal of Rheumatic Diseases","year":2017,"id":688362,"datarank":0.6414999178524083,"base_score":4.276666119016055,"endowment":4.276666119016055,"self_citation_contribution":0.6414999178524083,"citation_network_contribution":0.0,"self_endowment_contribution":0.6414999178524083,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":71,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":16,"is_dataset":false,"is_dataset_confidence":null,"is_data_producer":false,"deposit_databanks":null,"is_oa":false,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":null,"fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":1798290,"name":"Kim Le Marshall","orcid":null,"position":1,"is_corresponding":false},{"id":1798291,"name":"Albert Leung","orcid":null,"position":2,"is_corresponding":false},{"id":1798292,"name":"Carolyn J. Page","orcid":null,"position":3,"is_corresponding":false},{"id":1798293,"name":"Peter F. Choong","orcid":null,"position":4,"is_corresponding":false},{"id":1798294,"name":"Keith K. Lim","orcid":null,"position":5,"is_corresponding":false},{"id":1798289,"name":"Chamila Dabare","orcid":"0000-0002-0414-0735","position":0,"is_corresponding":false}],"reference_count":0,"raw_metadata":{"has_enrichment":true,"resolved":true,"title":"Differences in presentation, progression and rates of arthroplasty between hip and knee osteoarthritis: Observations from an osteoarthritis cohort study‐a clear role for conservative management","abstract":"<jats:title>Abstract</jats:title><jats:sec><jats:title>Aim</jats:title><jats:p>To describe the natural progression and the rates of arthroplasty of a cohort of hip and knee osteoarthritis (<jats:styled-content style=\"fixed-case\">OA</jats:styled-content>) patients.</jats:p></jats:sec><jats:sec><jats:title>Methods</jats:title><jats:p>An observational study of 247 consecutive patients who attended an <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> clinic between May 2008 and August 2009. Follow‐up survey was conducted from July 2014 to December 2014, with the primary end point being joint replacement surgery.</jats:p></jats:sec><jats:sec><jats:title>Results</jats:title><jats:p>One hundred and sixty‐seven patients had knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> and 80 patients had hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content>. When adjusted for other variables (age, gender, body mass index, Kellgren‐Lawrence stage, symptom duration, presence of <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> elsewhere and pain score), patients with hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> demonstrated 86% increased hazard of surgery compared to knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content> increase of 19% to 193%). At 6 years after initial consultation, 67% of patients with knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> did not require a knee replacement surgery, while 40% (30, 51) of hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients did not undergo surgery (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content>: 59–74%). Overall at 6 years, 58% of patients (95% <jats:styled-content style=\"fixed-case\">CI</jats:styled-content>: 51–64%) did not undergo joint replacement surgery.</jats:p></jats:sec><jats:sec><jats:title>Conclusion</jats:title><jats:p>Knee and hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients appear to behave differently, with hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients more likely to undergo arthroplasty. There is a significant number of both hip <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> and knee <jats:styled-content style=\"fixed-case\">OA</jats:styled-content> patients who did not require arthroplasty at the end of 6 years, suggesting a major role for conservative 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Outcome","Arthroplasty, Replacement, Hip","Arthroplasty, Replacement, Knee","Severity of Illness Index","Proportional Hazards Models","Prospective Studies","Time Factors","Aged","Middle Aged","Victoria","Female","Male","Kaplan-Meier Estimate","Conservative Treatment"],"keywords":["Knee","Hip","Osteoarthritis","Arthroplasty"],"sdg_mappings":[],"linked_datasets":[{"doi":"10.6084/m9.figshare.16584615.v1","title":"Additional file 1 of Prognostic factors of total hip replacement during a 2-year period in participants enrolled in supervised education and exercise therapy: a prognostic study of 3657 participants with hip osteoarthritis","publisher":"figshare","resource_type":"JournalArticle"},{"doi":"10.6084/m9.figshare.16584615","title":"Additional file 1 of Prognostic factors of total hip replacement during a 2-year period in participants enrolled in supervised education and exercise therapy: a prognostic study of 3657 participants with hip 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