{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,9]],"date-time":"2026-05-09T01:39:44Z","timestamp":1778290784359,"version":"3.51.4"},"reference-count":25,"publisher":"SAGE Publications","issue":"1","license":[{"start":{"date-parts":[[2017,7,12]],"date-time":"2017-07-12T00:00:00Z","timestamp":1499817600000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"},{"start":{"date-parts":[[2017,7,12]],"date-time":"2017-07-12T00:00:00Z","timestamp":1499817600000},"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":["J Int Med Res"],"published-print":{"date-parts":[[2018,1]]},"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>Closed reduction (CR) is a noninvasive treatment for developmental dysplasia of the hip (DDH), and this treatment is confirmed intraoperatively. This study aimed to develop a preoperative estimation model of the probability of requiring open reduction (OR) for DDH.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>The study design was cross-sectional by screening all patients younger than 2 years who had attempted CR between October 2012 and July 2016 by a single surgeon. Potential diagnostic determinants were sex, age, side, bilaterality, International Hip Dysplasia Institute (IHDI) grade, and acetabular index (AI). An intraoperative arthrogram was the reference standard. A logistic regression equation was built from a reduced model. Bootstrapping was performed for internal validity.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>A total of 164 hips in 104 patients who met the inclusion criteria were analysed. The prevalence of CR was 72.2%. Independent factors for OR were older age, higher IHDI grade, and lower AI. The probability of OR\u2009=\u20091\/[1\u2009+\u2009exp \u2212 (\u22122.753\u2009+\u20090.112\u2009\u00d7\u2009age (months) + 1.965\u2009\u00d7\u2009IHDI grade III (0 or 1)\u2009+\u20093.515\u2009\u00d7\u2009IHDI grade IV (0 or 1)\u2009\u2212\u20090.058\u2009\u00d7\u2009AI (degrees)]. The area under the curve was 0.79.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>This equation is an objective tool that can be used to estimate the requirement for OR.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/0300060517717357","type":"journal-article","created":{"date-parts":[[2017,12,31]],"date-time":"2017-12-31T07:43:30Z","timestamp":1514706210000},"page":"54-61","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":13,"title":["Prediction of the requirement of open reduction for developmental dysplasia of the hip"],"prefix":"10.1177","volume":"46","author":[{"given":"Nabil","family":"Alassaf","sequence":"first","affiliation":[{"name":"Department of Surgical Specialties, King Fahad Medical City, Riyadh, Kingdom of Saudi Arabia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[2017,7,12]]},"reference":[{"key":"e_1_3_4_2_2","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-196648070-00016"},{"key":"e_1_3_4_3_2","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-195032030-00004"},{"key":"e_1_3_4_4_2","doi-asserted-by":"publisher","DOI":"10.2106\/JBJS.M.00397"},{"key":"e_1_3_4_5_2","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-200711000-00003"},{"key":"e_1_3_4_6_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.86B6.14441"},{"key":"e_1_3_4_7_2","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-197961010-00020"},{"key":"e_1_3_4_8_2","doi-asserted-by":"publisher","DOI":"10.2106\/00004623-197456040-00027"},{"key":"e_1_3_4_9_2","doi-asserted-by":"publisher","DOI":"10.1097\/01241398-199709000-00010"},{"key":"e_1_3_4_10_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.70B2.3346282"},{"key":"e_1_3_4_11_2","doi-asserted-by":"publisher","DOI":"10.1302\/0301-620X.85B1.12665"},{"key":"e_1_3_4_12_2","first-page":"693","article-title":"Six years of experience with a new surgical algorithm in developmental dysplasia of the hip in children under 18 months of age","volume":"23","author":"Bi\u00e7imo\u011flu A","year":"2003","unstructured":"Bi\u00e7imo\u011flu A, Agus H, Omero\u011flu H, et al. Six years of experience with a new surgical algorithm in developmental dysplasia of the hip in children under 18 months of age. 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