{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,4]],"date-time":"2026-10-04T05:03:56Z","timestamp":1791090236609,"version":"4.1.0"},"reference-count":37,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2012,6,5]],"date-time":"2012-06-05T00:00:00Z","timestamp":1338854400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Orthod Craniofacial Res"],"published-print":{"date-parts":[[2012,8]]},"abstract":"<jats:sec><jats:label\/><jats:p>Ho K. H., Liao Y. F. Pre\u2010treatment radiographic features predict root resorption of treated impacted maxillary central incisors \u2028<jats:italic>Orthod Craniofac Res<\/jats:italic> 2012;<jats:bold>15<\/jats:bold>:198\u2013205. \u00a9 2012 John Wiley &amp; Sons A\/S;<\/jats:p><\/jats:sec><jats:sec><jats:title>Structured Abstract<\/jats:title><jats:p><jats:bold>Objectives\u2003\u2013\u2003<\/jats:bold> To determine independent predictors of root resorption for surgical\u2010orthodontic treatment of impacted maxillary central incisors.<\/jats:p><jats:p><jats:bold>Setting and Sample Population\u2003\u2013\u2003<\/jats:bold> The Department of Dentistry at Show Chwan Hospital, Changhua, Taiwan. Eighty patients with unilateral osseous\u2013impacted maxillary central incisors receiving a surgical\u2010orthodontic treatment.<\/jats:p><jats:p><jats:bold>Material and Methods\u2003\u2013\u2003<\/jats:bold> This is a retrospective observational study. Root resorption and its predictors were abstracted from patients\u2019 charts, pre\u2010treatment cephalometric radiographs, and post\u2010treatment periapical radiographs. Predictors included demographics, treatment duration, crown angle, crown height, crown depth, and root dilacerations.<\/jats:p><jats:p><jats:bold>Results\u2003\u2013\u2003<\/jats:bold> The patients\u2019 mean age was 9.2\u2003\u00b1\u20032.3\u2003years (6.4\u201320.6\u2003years), and 60% were females. Impacted maxillary central incisors had greater root resorption than naturally erupted contralateral incisors (\u0394\u2003=\u2003\u22122.8\u2003mm, <jats:italic>p<\/jats:italic>\u2003&lt;\u20030.001). Independent predictors of root resorption for impacted maxillary central incisors were shown by linear regression analysis to be crown height (\u03b2\u2003=\u2003\u22120.2, <jats:italic>p<\/jats:italic>\u2003&lt;\u20030.01), crown depth (\u03b2\u2003=\u2003\u22120.3, <jats:italic>p<\/jats:italic>\u2003=\u20030.001), treatment duration (\u03b2\u2003=\u20030.2, <jats:italic>p<\/jats:italic>\u2003&lt;\u20030.01), and root dilacerations (\u03b2\u2003=\u20033.1, <jats:italic>p<\/jats:italic>\u2003=\u20030.001).<\/jats:p><jats:p><jats:bold>Conclusions\u2003\u2013\u2003<\/jats:bold> Impacted maxillary central incisors had greater root resorption during surgical\u2010orthodontic treatment than their naturally erupted contralateral incisors. Predictors of a greater root resorption were highly and deeply impacted incisors, longer treatment, and root dilacerations. These predictors may help to inform patient and family counseling before treatment.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1601-6343.2012.01545.x","type":"journal-article","created":{"date-parts":[[2012,6,5]],"date-time":"2012-06-05T16:29:34Z","timestamp":1338913774000},"page":"198-205","source":"Crossref","is-referenced-by-count":10,"title":["Pre\u2010treatment radiographic features predict root resorption of treated impacted maxillary central incisors"],"prefix":"10.1111","volume":"15","author":[{"given":"K. H.","family":"Ho","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Y. 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