{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T13:51:36Z","timestamp":1787061096512,"version":"build-2736575974"},"reference-count":53,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2018,1,4]],"date-time":"2018-01-04T00:00:00Z","timestamp":1515024000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2018,1,4]],"date-time":"2018-01-04T00:00:00Z","timestamp":1515024000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"},{"start":{"date-parts":[[2018,1,4]],"date-time":"2018-01-04T00:00:00Z","timestamp":1515024000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":["clinicalkey.jp","clinicalkey.com","clinicalkey.es","arthroscopyjournal.org","clinicalkey.fr","clinicalkey.com.au","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Arthroscopy"],"published-print":{"date-parts":[[2018,2]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To use a large heterogeneous population to identify independent risk factors for revision surgery or conversion to total hip arthroplasty (THA) after hip arthroscopy.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>The New York Statewide Planning and Research Cooperative System database was queried from 2011 through 2012 to identify patients undergoing hip arthroscopy. All patients aged 18\u00a0years or older who underwent hip arthroscopy according to Current Procedural Terminology coding were included. We chose to divide surgical volume into tertiles for the purposes of statistical analysis. Longitudinal analysis for a minimum of 2\u00a0years was performed to determine risk factors for revision surgery or conversion to THA.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      We identified 3,957 patients. The mean age was 35.8\u00a0years (standard deviation, 13.1\u00a0years). After a minimum follow\u2010up period of 2\u00a0years, the overall failure rate was 9.6%: 3.7% of patients underwent revision hip arthroscopy at an average of 15.8\u00a0months, whereas 5.9% underwent conversion to THA at 14.7\u00a0months. Index surgery performed by surgeons in the third tertile of surgical volume (&lt;40 cases per annum) was an independent risk factor for revision (odds ratio [OR], 1.71;\n                      <jats:italic>P<\/jats:italic>\n                      \u00a0= .001), as well as conversion to THA (OR, 1.90;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001). Female patients (OR, 1.8;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001), older patients (OR, 3.4;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001), and patients with a history of obesity (OR, 5.6;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001) underwent conversion to THA at significantly higher rates than other patients. Young patients (OR, 4.4;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001) and female patients (OR, 1.6;\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001) were more likely to undergo revision hip arthroscopy.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Our analysis of 3,957 patients found that female sex, age under 40\u00a0years, absence of a labral repair, and index procedure performed by a low\u2010volume surgeon were independent risk factors for revision hip arthroscopy. Age over 60\u00a0years, index procedure performed by a low\u2010volume surgeon, female sex, obesity, and the presence of pre\u2010existing arthritis were risk factors for THA conversion.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level III, case\u2010control study.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1016\/j.arthro.2017.08.297","type":"journal-article","created":{"date-parts":[[2018,1,4]],"date-time":"2018-01-04T00:36:09Z","timestamp":1515026169000},"page":"464-470","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":113,"title":["Independent Risk Factors for Revision Surgery or Conversion to Total Hip Arthroplasty After Hip Arthroscopy: A Review of a Large Statewide Database From 2011 to 2012"],"prefix":"10.1002","volume":"34","author":[{"given":"Benjamin S.","family":"Kester","sequence":"first","affiliation":[{"name":"New York University Hospital for Joint Diseases New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brian","family":"Capogna","sequence":"additional","affiliation":[{"name":"New York University Hospital for Joint Diseases New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Siddharth A.","family":"Mahure","sequence":"additional","affiliation":[{"name":"New York University Hospital for Joint Diseases New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michael K.","family":"Ryan","sequence":"additional","affiliation":[{"name":"New York University Hospital for Joint Diseases New York New York U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Brent","family":"Mollon","sequence":"additional","affiliation":[{"name":"New York University Hospital for Joint Diseases New York New York 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