{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T01:44:27Z","timestamp":1791510267165,"version":"4.3.4"},"reference-count":27,"publisher":"Wiley","issue":"12","license":[{"start":{"date-parts":[[2023,4,24]],"date-time":"2023-04-24T00:00:00Z","timestamp":1682294400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2023,4,24]],"date-time":"2023-04-24T00:00:00Z","timestamp":1682294400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"},{"start":{"date-parts":[[2023,4,24]],"date-time":"2023-04-24T00:00:00Z","timestamp":1682294400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,4,24]],"date-time":"2023-04-24T00:00:00Z","timestamp":1682294400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/100007307","name":"Arthrex","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007307","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["arthroscopyjournal.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Arthroscopy"],"published-print":{"date-parts":[[2023,12]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To evaluate symptom duration and its relationship to patient\u2010reported outcomes (PROs) and survivorship after hip arthroscopy in adolescents.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Patients \u226418 at time of primary hip arthroscopy for femoroacetabular impingement (FAI) between January 2011 and September 2018 were included. Exclusion criteria consisted of history of previous ipsilateral hip surgery, presence of osteoarthritis or dysplasia on preoperative radiographs, previous hip fracture, or history of slipped capital femoral epiphysis or Legg\u2010Calve\u2010Perthes disease. Minimum 2\u2010year PROs (modified Harris Hip Score, Hip Outcome Score [HOS]\u2013Activities of Daily Living, HOS\u2013Sport Scale, Short Forms 12 [SF\u201012]), minimum clinically significant difference (MCID) and patient\u2010acceptable symptom state (PASS) rates, and revision surgery rates were compared based on symptom duration.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Two\u2010year minimal follow\u2010up was obtained for 111 patients (134 hips) (80%), including 74 females and 37 males with a mean age of 16.4 \u00b1 1.1 (range 13.0\u201018.0). The mean symptom duration was 17.2 \u00b1 15.2 months (range 43 days to 6.0 years). Ten patients (11 hips), 6 females (7 hips) and 4 males, required revision surgery at an average of 2.3 \u00b1 1.0 years (range 0.9\u20104.3 years). At a mean follow\u2010up of 4.8 \u00b1 2.2 years (range 2\u201010 years), there were statistically significant improvements in all PROs (\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .05 for all). Symptom duration showed no significant correlation to post\u2010operative scores (correlation coefficient range\u00a0\u22120.162 to\u00a0\u22120.078,\n                      <jats:italic>P<\/jats:italic>\n                      &gt; .05 for all). Symptom duration \u226412 months versus &gt;12 months or as a continuous variable was not a predictor for requiring revision surgery or achieving MCID\/PASS (95% confidence interval crosses 1 for all).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>In an adolescent cohort of symptomatic FAI patients who underwent hip arthroscopy, there is no difference in PRO measures when analyzing symptom duration by arbitrary time intervals or as a continuous variable.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level IV, case series<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1016\/j.arthro.2023.03.028","type":"journal-article","created":{"date-parts":[[2023,4,24]],"date-time":"2023-04-24T11:29:33Z","timestamp":1682335773000},"page":"2466-2473","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":8,"title":["Timing From Symptom Onset to Hip Arthroscopy Does Not Affect Patient\u2010Reported Outcome Measures for the Treatment of Femoroacetabular Impingement in Adolescent Patients"],"prefix":"10.1002","volume":"39","author":[{"given":"Joseph J.","family":"Ruzbarsky","sequence":"first","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."},{"name":"Steadman Clinic and United States Coalition for the Prevention of Illness and Injury in Sport Vail Colorado U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Spencer M.","family":"Comfort","sequence":"additional","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Naomasa","family":"Fukase","sequence":"additional","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Karen K.","family":"Briggs","sequence":"additional","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leslie B.","family":"Vidal","sequence":"additional","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."},{"name":"Steadman Clinic and United States Coalition for the Prevention of Illness and Injury in Sport Vail Colorado U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marc J.","family":"Philippon","sequence":"additional","affiliation":[{"name":"Steadman Philippon Research Institute Vail Colorado U.S.A."},{"name":"Steadman Clinic and United States Coalition 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