ErosiveWearreliablerecordingerosivetoothwearAlaraudanjokiSaarelaReetta authorviivialaraudanjokiouluKiviahdeTj ID: 823434
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Full length articleErosiveWearreliabler
Full length articleErosiveWearreliablerecordingerosivetoothwearAlaraudanjokiSaarelaReettaauthor.viivi.alaraudanjoki@oulu.Kiviahde),Tjäderhane),adrian.lussi@zmk.unibe.ch(A.(P.http://dx.doi.org/10.1016/j.jdent.2017.02.0010300-5712/©2017reserved.(2017)homepage:www.intl.elserhealth.com/journals/jdeninternationallyrecognizedexpertsinternationallyaccepted,validatedindextooll.Studiesrepeatabilityindexrare,moderatereliabilitieshavereportededand the BEWE has been approvedwasdevelopedeloped, but to date there are no studies assessingthe reliability of BEWE on either dental casts or digital 3D models.However,evaluatingerosivewearphotographsographs.Irrespectivegradingerosivetoothth.Concerning toothgeneral,conventionalexaminationsuggestedsensitivemoree,including recordingHowever,shownn. 3D models haveyears.Morerecently,computer-aidedreferredCAM-technology,increasinglyrestorations,crownsxedprosthodontics.general,CAD-CAM-technologyexpectedimprovetreatment[10]toothweartreatmentproposedsequentialaccuratetoothwearprogression[11]However,erosivetoothwearhavereported.waserosivetoothwearindexerosivehypothesiswasindexerosivetootherosivetoothwear.2.1.Studywas19661966),12,058expecteddeliverywasyear1966[12]evaluatedregularlyquestionnairesexaminations[12]46-yearfollow-upsurvey(20122014),1966total3181currently100areas)wasinvitedexaminations.protocolpreciselycisely. Participationin the study was1962participate.wasrandomly600).examinationswere20122013.wereequipmentpointedgingivalwereblow-driedthree-in-oneexamination,indexwasregistererosivetoothweareverysexta
ntxtant. All toothwereexaminedsextantwas
ntxtant. All toothwereexaminedsextantwasrecorded.criteriapresentedTableexaminerswerewedge-shapedwerepresent.ErosivetoothrecordedwereextensiverestorationsprostheticworkcoveringtoothwereexcludedValidationerosivecalibratedsevenexamination,erosivewearexamination.indexexaminershaveknowl-edge.CriteriawerepresentedPowerPointpresentationscreenprojector.wasrepeatedcriteriawereavailableexaminersexaminationresearcherprotocolcriteria,examinersfollowedprotocolpreciselythroughoutstudy.intra-examinerexaminersre-examinedquadrantaverageapproximatelyafterexamination.inter-examineragreement,examinerexaminedquadrantaverageexaminer.examinationday,werehygienisttrainediTeroCA,USA).werestoredwerescreensoftware.ErosivetoothwearwasindexcriteriaexaminationTablesoftware,wereyellowdifferentwasrotatewasgoldexaminerregardexaminationthreeexaminersyearyearexperience(RP,examination.examinerswerecalibratedthroughcoordinatedanalysiswasreachedregardingseverityerosivebetweenthemselvesexaminerexamination.AnalyseswereoverweekAnalyseswereTwoTableErosiveWearerosiontextureofteninvolved.Alaraudanjoki(2017)year600together,examinerexaminationswasavailableexaminationstudy.wereavailableexaminersgraphicalroom.intra-examineragreement(144sextants)randomlypickedwerere-examinedanalysis600inter-examiner(66sextants)randomlywerere-examinedafter600weretwentiethwereprojectexaminationswerewereallowedwordsStatisticsprevalenceerosivetoothexaminationerosivetoothindexAlaraudanjoki(2017)indexwereinterpretedfollows(adjustedsystemem by combining the two highest risk groups): BEWE sum scoreerosi
vetoothwearscoremoderateerosivetoothwear
vetoothwearscoremoderateerosivetoothwear,treatmentsevereerosivetoothwear,Descriptivefrequencies,werepercentagewasinter-examinerinter-methodagreements.valueswereinterpretedsuggestedKoch[13]inter-differencesextantswasWilcoxondifferencesscoreweretestedchi-squareexacttest.valuewasanalyseswereResultstotal,600wereanalyseswascorrespondingerosivewear.illustrateserosivetoothwearAltogether,erosivewasrecordedsevereexamination.3.1.scoressextantTableAccordingsextantswereerosivewear,scoresbothexamination.inter-differencesexistedsextants,lowerposteriorsextants.inter-differencewas0.001)sextants,exceptlowerleftsextant0.231).scorecalculatedexaminationswere(3.17)respectively0.01).inter-methodcategorieswas0.001)scorecategoriesTablepercentagewassevereerosivebiggesterosivewearTableexaminedwereerosiveaccordingwereerosiveexamination.Reproducibilityintra-examinersextantswasexcellentTablelowestvaluewasbetweenlowersextantsleftposteriorsextants.scores,examinerwasfair-to-good,percentagereachinginter-examinerwasexcellent.lowestvaluewasleftsextantlowersextants.scoresinter-examinerwaserosiveanydegree,inter-examinerwerelower,fair-to-goodTableReproducibilitylevelinter-examineragreementsbetweensextantswereexcellentTablelowestvaluewaslowerleftposteriorsextant.sextants,wasapproximatelyerosiveTablesextantexaminations.SextantUpperUpperUpperleftLowerleftLowerLowerTotal1.000.72(47.2)196274(66.4)1725(48.0)(41.4)(42.1)136166(27.7)1265(12.4)113(18.9)129(21.5)486(13.5)(7.0)118examination0.410.440.76372(62.1)185378(63.1)366(61.1)(37.6)3751901(54.1)178177186(31.1)2771741374(39.1
)(12.7)(13.7)inter-methodwassextants,exc
)(12.7)(13.7)inter-methodwassextants,exceptsextantTable18)examination.examinationp-value186(31.1)318(53.1)0.0010.001(10.0)Total(100)585(100)p-valueAlaraudanjoki(2017)anydegree,werelower;fair-to-good.Percentageagreementwasabove70%.Inter-methodsextantinter-methodagreementwasTablepercentageagreementrangingbetweenlowestwaslowersextant.inter-methodwasfair-to-good,percentageagreement91%.havingscoreaccording182),73%clinically.having318)clinically,examinationwererespectively.severeerosivewaswaswasindexwasreproducible,indexerosivewereconvenientperspectivesintraoralwaswassensitive,reproducibilityprogressionerosivetoothwear.examinationsrelativelysensitivitysevereerosiveAccordingresults,erosiveexaminationreplaceerosivewear.years,relevantimprovementshavedentistry.techniqueexpectedhavepotentialtooth[14]erosivehavefar.However,techniquesaccuratequantifyingtoothexaminationsxaminations, and 3Dmeasuring techniquesevenaccurateevaluatingrestorationindirectly[15]study,hypothesiswaserosiveHowever,evenwererelativelyafterexposure[16]accuracywellperspectives,anyerosivewear.salivapatient-related-factorsprobablyerosiverememberedextremelyprecise,severalawssmoothingyetexplored.However,increasedearlyloweragreementexamination.moderateagreementsphotographsexaminationshavereportedpreviouslysly. Inour opinion, the low inter-methodreproducibilityindex-dependentearlyerosivechanges.erosivetoothweardetectclinically,veryearlyHowever,questionedscorevaluesvalidscoresexamination,veryprecise,explaintreatment.Nevertheless,severeerosivewasrelativelylow.waseventoothsevererelati
velyexamination,progressionwear.indexx,
velyexamination,progressionwear.indexx, the indexwellmanyindexvalidatedrecordingtooth[5,7,17,18]photographsographs. In our study,examinerstexture.However,advancedwear,examinationwell.toothpreviouslyreportedreliableble. However,study,advantagetheymaysensitiveespeciallyerosivetoothexamination.examinationsextantswereerosivewear;TableReproducibilityinter-methodvaluesvalues(sextant)valueIntra-examiner0.710.64Inter-examinerexaminationIntra-examiner(0.13Inter-examinerInter-method0.310.41Alaraudanjoki(2017)sextantwasmorelowersextantsreportedpreviously[19]Erosivewearsextantswassevereexamina-lowestinter-methodagreementwaslowersextant.explanationexaminationprotocolwasanysextantsdifferentrarelyanteriorregions,registra-Possiblyinclusion/exclusionregionshaveavoidproblem.intra-methoddetectingerosivelowerposteriorhowever,onlylowerlower[20,21]advancedInterestingly,sextantweresimilarlyerosiveoverall,lowerjaw.explainlowerteethwhereerosivewearoftenten. Inter-posteriorsextantswereexamination.Uppersextantsexhibitederosivelowersextantsindex(lower)).examinationswasindex(lower)).inter-methodsextantspoorerlowerAdditionally,loweroftenrestorederosiveweardetectable.explainlowerintra-methodreproducibilitylowersextants.predominancesextantreportedpreviously.observations,erosiveposteriorsextantsreliabilityindexerosivewearanalysesexamination.examinersthroughouthaveoptimumhowever,wasavoidexaminerswerecalibratedexperttrainedcalibratedexaminers.goldexaminationwasinvolvedexaminerswouldhaveexclusioncriteriawellknowledgeindex.calibrationapparenthealthyrestoredteetherosiv
eInitially,problemsvariationerosivelooks
eInitially,problemsvariationerosivelooksexample,borderlinesrestorations.relativelyunexperiencedexaminers,havepro-study.repeatabilityundergraduateexaminers,however,Overall,indexdescriptionwordunderstooddifferentways.illustrationswouldcalibrationprocesses.way,indexwouldinterpretedwayworldwide.Anothercallyinter-methoddifferenceexaminationanalysisprotocol.examinationwasseveralothervariablesregistered,waswereerosivefourth-yeartogetheroveranypressureinter-methodagreement.owingre-examinationprotocolexamination,reproducibilityexamination.producingvalidatingindex.moreerosiveover-treatmentpreventyoungererosivegivespreventAdditionally,erosivemotivatingerosivehealthyAnalyzingovermajoradvantagereproducibilityoverallpowerstudy.Additionally,suggestionion that it is not very difcult tocalibraterelativelyinexperiencedexaminers.observation,expectquitegeneralpractitionersindexearlyerosivewear.showsserveerosivetoothearlyPreviouslyconsideredtooexpensive,techniquescheaper,fasteroperate.Futureprogressionerosivewear,indexreproducibleerosiveresultsadvantageexaminationerosivetoothwear.erosiveunderestimatedclinicallysextants.interestNone.AcknowledgementsPaula1966),center.wouldMr.software(electronicstudy.1966receivedUniversityGrant24000692,OuluUniversity24301140RegionalAlaraudanjoki(2017)539/2010A31592.wasdevelopmentanalysis,preparationmanuscript.paper.StudyVuA,LT.examination:analysis:RP,ViA.ViA,RP,PP,VuA,Wrotepaper:ViA,RP,VuA,PP,LT.Referenceseferences R.P.Addy,interactionstoothwear,Monogr.(2014)) P. Wetselaar,Wetselaar-Glas,Koutris,Visscher,toothintra-oralph
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