Prevalencia y distribución de los defectos de desarrollo del esmalte en dentición permanente de escolares de 6 a 12 a?os

摘要

Objective:Todeterminetheprevalenceanddistributionofdevelopmentalenameldefects(DED)inMexicanschoolchildren.MaterialandMethods:Throughacross-sectionalstudytheprevalenceofdevelopmentalenameldefectswasdetermined.Thesampleincluded1373schoolchildren6to12yearsofageinfourpublicschoolsinCampeche,Mexico,acommunitywithlowfluorideincommunitywatersupplies.TheDEDwereidentifiedbyanoralexaminationconductedbythreetrainedandcalibratedexaminers,registeringenamelopacities[classifiedasdemarcatedordiffused]andenamelhypoplasia[FDI,1982].Tocollectsociodemographicandsocioeconomicvariablesaquestionnairewasused;forsocioeconomicpositionweusedmaternallevelofformaleducation.Proxyvariablesrelatedtooralhealthwereusedfora)mother#39;sattitudetowardoralhealthandb)towarddentalcare.?2testswereperformed.Results:Meanagewas8.84±1.80years,51.3%werewomen.TheprevalenceofDEDwas7.5%.Boysandgirlshadsimilarprevalence(8.2vs.6.8,P0.05);weobservednodifferencesacrossageandsocioeconomicposition.Theresultsshoweddifferences(p