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<record><TEI><teiHeader><fileDesc><titleStmt><title xml:lang="en">Effect of exposure time on the accuracy and reliability of cone beam computed tomography in the assessment of dental implant site dimensions in dry skulls</title><author><name sortKey="Al Ekrish, Asmaa A" sort="Al Ekrish, Asmaa A" uniqKey="Al Ekrish A" first="Asmáa A." last="Al-Ekrish">Asmáa A. Al-Ekrish</name></author></titleStmt><publicationStmt><idno type="wicri:source">PMC</idno><idno type="pmid">23960541</idno><idno type="pmc">3729286</idno><idno type="url">http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3729286</idno><idno type="RBID">PMC:3729286</idno><idno type="doi">10.1016/j.sdentj.2012.05.001</idno><date when="2012">2012</date><idno type="wicri:Area/Pmc/Corpus">002564</idno><idno type="wicri:explorRef" wicri:stream="Pmc" wicri:step="Corpus" wicri:corpus="PMC">002564</idno></publicationStmt><sourceDesc><biblStruct><analytic><title xml:lang="en" level="a" type="main">Effect of exposure time on the accuracy and reliability of cone beam computed tomography in the assessment of dental implant site dimensions in dry skulls</title><author><name sortKey="Al Ekrish, Asmaa A" sort="Al Ekrish, Asmaa A" uniqKey="Al Ekrish A" first="Asmáa A." last="Al-Ekrish">Asmáa A. Al-Ekrish</name></author></analytic><series><title level="j">The Saudi Dental Journal</title><idno type="ISSN">1013-9052</idno><imprint><date when="2012">2012</date></imprint></series></biblStruct></sourceDesc></fileDesc><profileDesc><textClass></textClass></profileDesc></teiHeader><front><div type="abstract" xml:lang="en"><sec><title>Objectives</title><p>To investigate the accuracy and reliability of implant site measurements, recorded from low-dose cone beam computed tomography (CBCT) images.</p></sec><sec><title>Methods</title><p>CBCT reformatted images of five skulls were obtained using 40, 20 and 7 s exposure protocols. From these protocols, edentulous ridge dimensions were recorded by two observers and compared with measurements recorded directly from the bone. The measurement errors and intra- and inter-examiner reliability were calculated for each exposure protocol and compared with each other.</p></sec><sec><title>Results</title><p>The mean absolute errors from the 40, 20 and 7 s protocols were 0.50, 0.46, and 0.51 mm, respectively. The intra-examiner reliability scores were 0.996, 0.995 and 0.998, respectively. The inter-examiner reliability scores were 0.993, 0.998 and 0.994, respectively. There was no significant difference in accuracy or reliability between the three protocols.</p></sec><sec><title>Conclusions</title><p>In imaging of dry skulls, lowering the CBCT exposure time from 40 s to 20 or 7 s does not affect the reliability or accuracy of implant site measurements.</p></sec></div></front></TEI><pmc article-type="research-article"><pmc-comment>The publisher of this article does not allow downloading of the full text in XML form.</pmc-comment>
<front><journal-meta><journal-id journal-id-type="nlm-ta">Saudi Dent J</journal-id><journal-id journal-id-type="iso-abbrev">Saudi Dent J</journal-id><journal-title-group><journal-title>The Saudi Dental Journal</journal-title></journal-title-group><issn pub-type="ppub">1013-9052</issn><publisher><publisher-name>Elsevier</publisher-name></publisher></journal-meta><article-meta><article-id pub-id-type="pmid">23960541</article-id><article-id pub-id-type="pmc">3729286</article-id><article-id pub-id-type="publisher-id">SDENTJ113</article-id><article-id pub-id-type="doi">10.1016/j.sdentj.2012.05.001</article-id><article-categories><subj-group subj-group-type="heading"><subject>Original Article</subject></subj-group></article-categories><title-group><article-title>Effect of exposure time on the accuracy and reliability of cone beam computed tomography in the assessment of dental implant site dimensions in dry skulls</article-title></title-group><contrib-group><contrib contrib-type="author"><name><surname>Al-Ekrish</surname><given-names>Asmáa A.</given-names></name><email>asma.alekrish@gmail.com</email><email>aalekrish@ksu.edu.sa</email></contrib></contrib-group><aff>Department of Oral Medicine and Diagnostic Sciences, College of Dentistry, King Saud University, P.O. Box 56810, Riyadh 11564, Saudi Arabia</aff><pub-date pub-type="pmc-release"><day>1</day><month>6</month><year>2012</year></pub-date><pmc-comment> PMC Release delay is 0 months and 0 days and was based on .</pmc-comment>
<pub-date pub-type="epub"><day>1</day><month>6</month><year>2012</year></pub-date><pub-date pub-type="ppub"><month>7</month><year>2012</year></pub-date><volume>24</volume><issue>3-4</issue><fpage>127</fpage><lpage>134</lpage><history><date date-type="received"><day>24</day><month>12</month><year>2011</year></date><date date-type="rev-recd"><day>26</day><month>4</month><year>2012</year></date><date date-type="accepted"><day>14</day><month>5</month><year>2012</year></date></history><permissions><copyright-statement>© 2012 King Saud University. Production and Hosting by Elsevier B.V. All rights reserved.</copyright-statement><copyright-year>2012</copyright-year><copyright-holder></copyright-holder></permissions><abstract><sec><title>Objectives</title><p>To investigate the accuracy and reliability of implant site measurements, recorded from low-dose cone beam computed tomography (CBCT) images.</p></sec><sec><title>Methods</title><p>CBCT reformatted images of five skulls were obtained using 40, 20 and 7 s exposure protocols. From these protocols, edentulous ridge dimensions were recorded by two observers and compared with measurements recorded directly from the bone. The measurement errors and intra- and inter-examiner reliability were calculated for each exposure protocol and compared with each other.</p></sec><sec><title>Results</title><p>The mean absolute errors from the 40, 20 and 7 s protocols were 0.50, 0.46, and 0.51 mm, respectively. The intra-examiner reliability scores were 0.996, 0.995 and 0.998, respectively. The inter-examiner reliability scores were 0.993, 0.998 and 0.994, respectively. There was no significant difference in accuracy or reliability between the three protocols.</p></sec><sec><title>Conclusions</title><p>In imaging of dry skulls, lowering the CBCT exposure time from 40 s to 20 or 7 s does not affect the reliability or accuracy of implant site measurements.</p></sec></abstract><kwd-group><title>Keywords</title><kwd>CBCT</kwd><kwd>Radiation dosage</kwd><kwd>Reliability</kwd><kwd>Dental implantation</kwd><kwd>Dry skull</kwd></kwd-group></article-meta></front></pmc></record>Pour manipuler ce document sous Unix (Dilib)
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