Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/24385
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dc.contributor.authorSalanti, G.en
dc.contributor.authorMarinho, V.en
dc.contributor.authorHiggins, J. P.en
dc.date.accessioned2015-11-24T19:40:39Z-
dc.date.available2015-11-24T19:40:39Z-
dc.identifier.issn1878-5921-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/24385-
dc.rightsDefault Licence-
dc.subjectAdministration, Topicalen
dc.subjectCariostatic Agents/*administration & dosageen
dc.subjectConfounding Factors (Epidemiology)en
dc.subjectDental Caries/*prevention & controlen
dc.subjectEvidence-Based Medicine/methodsen
dc.subjectFluorides/*administration & dosageen
dc.subjectHumansen
dc.subject*Meta-Analysis as Topicen
dc.subjectMouthwashesen
dc.subjectRandomized Controlled Trials as Topicen
dc.subjectReview Literature as Topicen
dc.subjectToothpastesen
dc.subjectTreatment Outcomeen
dc.titleA case study of multiple-treatments meta-analysis demonstrates that covariates should be considereden
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primary10.1016/j.jclinepi.2008.10.001-
heal.identifier.secondaryhttp://www.ncbi.nlm.nih.gov/pubmed/19157778-
heal.identifier.secondaryhttp://ac.els-cdn.com/S089543560800276X/1-s2.0-S089543560800276X-main.pdf?_tid=4d177654a354da650f2b11658515df69&acdnat=1333018209_fe6cd7e1318de38a1254583e0029cd29-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Επιστημών Υγείας. Τμήμα Ιατρικήςel
heal.publicationDate2009-
heal.abstractOBJECTIVE: To illustrate the potential and challenges of the simultaneous analysis of a network of trials, using as a case study the investigation of the relative effectiveness of four topical fluoride treatments and two control interventions (placebo and no treatment) in preventing dental caries in children. STUDY DESIGN AND SETTING: We performed multiple-treatments meta-analysis within a Bayesian framework by synthesizing six Cochrane reviews. We explored the compatibility between direct and indirect evidence and adjusted the results using a meta-regression model to take into account differences in the year of randomization across studies. RESULTS: The validity of our conclusions for the superiority of fluoride toothpaste as indicated from the initial network analysis using Bayesian methods was challenged when we adjusted for possible confounders. The network was dominated by studies comparing placebo with toothpaste, which were older and had been carried out in populations with higher baseline risk than studies involving other fluoride modalities. CONCLUSION: After adjusting for possible differences across studies, we did not find clear evidence that any topical fluoride modality is more effective than any other. Multiple-treatments meta-analysis methods allow for more detailed investigations than naive methods in the analysis of indirect evidence on treatment effects.en
heal.journalNameJ Clin Epidemiolen
heal.journalTypepeer-reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά) - ΙΑΤ

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