{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,19]],"date-time":"2026-08-19T22:33:24Z","timestamp":1787178804001,"version":"build-2736575974"},"reference-count":16,"publisher":"SAGE Publications","issue":"2","license":[{"start":{"date-parts":[[2012,3,1]],"date-time":"2012-03-01T00:00:00Z","timestamp":1330560000000},"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":["HIP International"],"published-print":{"date-parts":[[2012,3]]},"abstract":"<jats:p>This study aimed to examine the association between hip joint effusion volume and osteonecrosis of the femoral head (ONFH) using the Association Research Circulation Osseous (ARCO) classification.<\/jats:p>\n                  <jats:p>Patients (n = 403) who were diagnosed with ONFH were enrolled between February 2005 and December 2008. Only patients (n = 109) with complete clinical and imaging data and at early to mid ARCO stage (I - III) were eligible for further analysis, including 94 males and 15 females. All the included patients had hip joint radiographic examinations (anteroposterior and frog-leg views) and magnetic resonance imaging scans (axial and coronal views).<\/jats:p>\n                  <jats:p>\n                    Out of 109 patients included in this study, 185 hip joints were involved (unilateral disease in 33 patients and bilateral diseases in 76 patients). The patients had a mean age of 39 \u00b1 11 years (range, 13\u201370). All the affected hip joints exhibited effusion, classified as grade 1 (n = 70, 37.8%), grade 2 (n = 62, 33.5%), and grade 3 (n = 53, 28.7%). The volume of joint effusion varied significantly among stage I, II, and III (X\n                    <jats:sup>2<\/jats:sup>\n                    = 29.210, P &lt; 0.05). The effusion volume did not differ significantly among stage IIA, IIB, and IIC (X\n                    <jats:sup>2<\/jats:sup>\n                    = 0.103, P &gt; 0.05), whereas it differed significantly among stage IIIA, IIIB, and IIIC (X\n                    <jats:sup>2<\/jats:sup>\n                    =11.556, P &lt; 0.05). The volume of hip joint effusion was associated with the ARCO stage, and increased over the staging.\n                  <\/jats:p>","DOI":"10.5301\/hip.2012.9237","type":"journal-article","created":{"date-parts":[[2012,5,1]],"date-time":"2012-05-01T05:59:13Z","timestamp":1335851953000},"page":"179-183","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":13,"title":["Association of Hip Joint Effusion Volume with Early Osteonecrosis of the Femoral Head"],"prefix":"10.1177","volume":"22","author":[{"given":"Bingli","family":"Liu","sequence":"first","affiliation":[{"name":"Department of Joint Surgery, Tangshan No. 2 Hospital, Tangshan - China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hongli","family":"Yi","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, The Affiliated Hospital of Hebei Union University, Tangshan - China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhigang","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of Joint Surgery, Tangshan No. 2 Hospital, Tangshan - China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zirong","family":"Li","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Sino-Japan Friendship Hospital, Beijing - China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Debo","family":"Yue","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Sino-Japan Friendship Hospital, Beijing - China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wei","family":"Sun","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery, Sino-Japan Friendship Hospital, Beijing - China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2012,4,27]]},"reference":[{"key":"bibr1-HIP.2012.9237","first-page":"1518","volume":"32","author":"Kato S.","year":"2005","journal-title":"J Rheumatol"},{"key":"bibr2-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1093\/rheumatology\/kel302"},{"key":"bibr3-HIP.2012.9237","first-page":"209","volume-title":"Arthritis and allied conditions.","author":"Simkin P.A.","year":"1989","edition":"12"},{"key":"bibr4-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.152.3.579"},{"key":"bibr5-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.158.1.3940370"},{"key":"bibr6-HIP.2012.9237","first-page":"1756","volume":"19","author":"F\u00f6ldes K.","year":"1992","journal-title":"J Rheumatol"},{"key":"bibr7-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.146.6.1215"},{"key":"bibr8-HIP.2012.9237","first-page":"273","volume":"140","author":"Glimcher M.J.","year":"1979","journal-title":"Clin Orthop Relat Res"},{"key":"bibr9-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.81B4.9393"},{"key":"bibr10-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.181.2.1810545"},{"key":"bibr11-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.143.6.1273"},{"key":"bibr12-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1007\/s00256-002-0531-y"},{"key":"bibr13-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.168.2.3393676"},{"key":"bibr14-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.171.1.2928517"},{"key":"bibr15-HIP.2012.9237","first-page":"303","volume":"22","author":"Zhang N.","year":"2008","journal-title":"Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi"},{"key":"bibr16-HIP.2012.9237","doi-asserted-by":"publisher","DOI":"10.1186\/1749-799X-4-8"}],"container-title":["HIP International"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.5301\/HIP.2012.9237","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.5301\/HIP.2012.9237","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T08:16:40Z","timestamp":1777450600000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.5301\/HIP.2012.9237"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2012,3]]},"references-count":16,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2012,3]]}},"alternative-id":["10.5301\/HIP.2012.9237"],"URL":"https:\/\/doi.org\/10.5301\/hip.2012.9237","relation":{},"ISSN":["1120-7000","1724-6067"],"issn-type":[{"value":"1120-7000","type":"print"},{"value":"1724-6067","type":"electronic"}],"subject":[],"published":{"date-parts":[[2012,3]]}}}