{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,26]],"date-time":"2026-09-26T18:54:37Z","timestamp":1790448877467,"version":"4.1.0"},"reference-count":26,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2011,10,21]],"date-time":"2011-10-21T00:00:00Z","timestamp":1319155200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2012,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>To assess the financial benefit of cone beam computed tomography (<jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content>) for the treatment options of maxillary molars including periodontal surgery and extraction followed by implant placement.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods<\/jats:title><jats:p>Twelve patients with generalized chronic periodontitis were recruited, and <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> was performed in maxillary molars (<jats:italic>n<\/jats:italic>\u00a0=\u00a022) with clinical furcation involvement and increased probing pocket depths. Treatment recommendations were either based on conventional periodontal diagnostics (clinical examinations and periapical radiographs), or based on the additional <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> data. Clinical recommendations comprised a minimal (e.g. supportive periodontal treatment) and a maximal invasive therapy (e.g. extraction and implant placement), and these were compared with <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content>\u2010based recommendations. According to the Swiss dental tariff structure, the probabilities of saving costs or time, and the numbers needed to treat were analysed with an empirical cumulative distribution function.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Average cost reduction from <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> amounted to <jats:styled-content style=\"fixed-case\">CHF<\/jats:styled-content> 915\u00a0\u00b1\u00a01470 and saved 136\u00a0\u00b1\u00a0217\u00a0min. Greatest reductions were found with maximal invasive clinically based treatment decisions (<jats:styled-content style=\"fixed-case\">CHF<\/jats:styled-content> 1566\u00a0\u00b1\u00a01840), particularly for second molars (<jats:styled-content style=\"fixed-case\">CHF<\/jats:styled-content> 2485\u00a0\u00b1\u00a02226). To compensate <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> costs, 1.7 subjects were needed to treat to at least break even.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Data from <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> facilitated a reduction in treatment costs and time for periodontally involved maxillary molars in Switzerland. Based on these cost analyses, however, <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> as additional diagnostic measure is justified only when more invasive therapies are planned.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1600-0501.2011.02330.x","type":"journal-article","created":{"date-parts":[[2011,10,21]],"date-time":"2011-10-21T13:14:32Z","timestamp":1319202872000},"page":"351-358","source":"Crossref","is-referenced-by-count":44,"title":["Does three\u2010dimensional imaging offer a financial benefit for treating maxillary molars with furcation involvement? \u2013 A pilot clinical case series"],"prefix":"10.1111","volume":"23","author":[{"given":"Clemens","family":"Walter","sequence":"first","affiliation":[{"name":"Department of Periodontology, Endodontology and Cariology University of Basel Basel Switzerland"},{"name":"Department of Oral Surgery School of Dentistry University of Birmingham Birmingham UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Roland","family":"Weiger","sequence":"additional","affiliation":[{"name":"Department of Periodontology, Endodontology and Cariology University of Basel Basel Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Dietrich","sequence":"additional","affiliation":[{"name":"Department of Oral Surgery School of Dentistry University of Birmingham Birmingham UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Niklaus P.","family":"Lang","sequence":"additional","affiliation":[{"name":"The University of Hong Kong Hong Kong SAR China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nicola U.","family":"Zitzmann","sequence":"additional","affiliation":[{"name":"Department of Periodontology, Endodontology and Cariology University of Basel Basel Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2011,10,21]]},"reference":[{"key":"e_1_2_7_2_1","first-page":"113","article-title":"Reasons for early loss of primary molars","volume":"3","author":"Ak G.","year":"2005","journal-title":"Oral Health and Preventive Dentistry"},{"key":"e_1_2_7_3_1","first-page":"1","article-title":"Bootstrap methods: another look at the jackknife","volume":"7","author":"Bradley E","year":"1979","journal-title":"The Annals of Statistics"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2005.00802.x"},{"key":"e_1_2_7_5_1","article-title":"Radiation worries for Children in Dentists Chairs","author":"Bogdanich W.","year":"2010","journal-title":"New York Times"},{"key":"e_1_2_7_6_1","first-page":"536","article-title":"Survival rates of hemisected teeth: an attempt to compare them with survival rates of alloplastic implants","volume":"14","author":"B\u00fchler H","year":"1994","journal-title":"International Journal of Periodontics Restorative Dentistry"},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.1097\/00008469-200104000-00005"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.1975.tb01734.x"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.1902\/jop.2002.73.12.1474"},{"key":"e_1_2_7_10_1","doi-asserted-by":"crossref","first-page":"1061","DOI":"10.1002\/j.0022-0337.2006.70.10.tb04178.x","article-title":"Radiographs associated with one episode of orthodontic therapy","volume":"70","author":"Hujoel P.","year":"2006","journal-title":"Journal of Dental Education"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2007.01055.x"},{"key":"e_1_2_7_12_1","doi-asserted-by":"publisher","DOI":"10.1902\/jop.1991.62.1.2"},{"key":"e_1_2_7_13_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.1997.tb01187.x"},{"key":"e_1_2_7_14_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2010.01577.x"},{"key":"e_1_2_7_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2010.01611.x"},{"key":"e_1_2_7_16_1","doi-asserted-by":"publisher","DOI":"10.1002\/cncr.20036"},{"issue":"6","key":"e_1_2_7_17_1","doi-asserted-by":"crossref","first-page":"159","DOI":"10.1111\/j.1600-051X.2005.00806.x","article-title":"Identification of genetic risk factors for periodontitis and possible mechanisms of action","volume":"32","author":"Loos B.G.","year":"2005","journal-title":"Journal of Clinical Periodontology"},{"key":"e_1_2_7_18_1","doi-asserted-by":"publisher","DOI":"10.1034\/j.1600-051X.29.s3.1.x"},{"key":"e_1_2_7_19_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2009.01409.x"},{"key":"e_1_2_7_20_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajodo.2007.11.019"},{"key":"e_1_2_7_21_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-051X.2007.01083.x"},{"key":"e_1_2_7_22_1","first-page":"12","article-title":"Microbial etiology of periodontal diseases. 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