{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,17]],"date-time":"2026-10-17T08:35:11Z","timestamp":1792226111361,"version":"4.4.0"},"reference-count":53,"publisher":"SAGE Publications","issue":"11","license":[{"start":{"date-parts":[[2019,7,26]],"date-time":"2019-07-26T00:00:00Z","timestamp":1564099200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Am J Sports Med"],"published-print":{"date-parts":[[2019,9]]},"abstract":"<jats:sec>\n                    <jats:title>Background:<\/jats:title>\n                    <jats:p>Moderate to severe (grade 3-4) hip joint cartilage injury seems to impair function in patients with femoroacetabular impingement syndrome.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Purpose:<\/jats:title>\n                    <jats:p>To investigate whether demographic and radiographic factors were associated with moderate to severe hip joint cartilage injury.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Study Design:<\/jats:title>\n                    <jats:p>Cross-sectional study; Level of evidence, 3.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods:<\/jats:title>\n                    <jats:p>Patients were identified in the Danish Hip Arthroscopy Registry. The outcome variables were acetabular cartilage injury (modified Beck grade 0-2 vs 3-4) and femoral head cartilage injury (International Cartilage Repair Society grade 0-2 vs 3-4). Logistic regressions assessed the association with the following: age (&lt;30 vs 30-50 years); sex; sport activity level (Hip Sports Activity Scale); alpha angle (AA) assessed as normal (AA &lt;55\u00b0), cam (55\u00b0\u2264 AA &lt;78\u00b0), or severe cam (AA \u226578\u00b0); lateral center-edge angle (LCEA) assessed as normal (25\u00b0\u2264 LCEA \u2264 39\u00b0), pincer (LCEA &gt;39\u00b0), or borderline dysplasia (LCEA &lt;25\u00b0); joint space width (JSW) assessed as normal (JSW &gt;4.0 mm), mild reduction (3.1 mm \u2264 JSW \u2264 4.0 mm), or severe reduction (2.1 mm \u2264 JSW \u2264 3.0 mm).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results:<\/jats:title>\n                    <jats:p>A total of 1511 patients were included (mean \u00b1 SD age: 34.9 \u00b1 9.8 years). Male sex (odds ratio [OR], 4.42), higher age (OR, 1.70), increased AA (cam: OR, 2.23; severe cam: OR, 4.82), and reduced JSW (mild: OR, 2.04; severe: OR, 3.19) were associated ( P &lt; .05) with Beck grade 3-4. Higher age (OR, 1.92), increased Hip Sports Activity Scale (OR, 1.13), borderline dysplasia (OR, 3.08), and reduced JSW (mild: OR, 2.63; severe: OR, 3.04) were associated ( P &lt; .05) with International Cartilage Repair Society grade 3-4.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion:<\/jats:title>\n                    <jats:p>Several demographic and radiographic factors were associated with moderate to severe hip joint cartilage injury. Most notably, increased cam severity and borderline dysplasia substantially increased the risk of grade 3-4 acetabular and femoral head cartilage injury, respectively, indicating that specific deformity may drive specific cartilage injury patterns in the hip joint.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/0363546519861088","type":"journal-article","created":{"date-parts":[[2019,7,26]],"date-time":"2019-07-26T16:21:07Z","timestamp":1564158067000},"page":"2617-2625","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":41,"title":["Demographic and Radiographic Factors Associated With Intra-articular Hip Cartilage Injury: A Cross-sectional Study of 1511 Hip Arthroscopy Procedures"],"prefix":"10.1177","volume":"47","author":[{"given":"Lasse","family":"Ish\u00f8i","sequence":"first","affiliation":[{"name":"Sports Orthopedic Research Center\u2013Copenhagen (SORC-C), Department of Orthopaedic Surgery, 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