https://repositorio.ufba.br/handle/ri/5578
Campo DC | Valor | Idioma |
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dc.contributor.author | Menezes Filho, José Antônio | - |
dc.contributor.author | Novaes, Cristianede O. | - |
dc.contributor.author | Moreira, Josino C. | - |
dc.contributor.author | Sarcinelli, Paula N. | - |
dc.contributor.author | Mergler, Donna | - |
dc.creator | Menezes Filho, José Antônio | - |
dc.creator | Novaes, Cristianede O. | - |
dc.creator | Moreira, Josino C. | - |
dc.creator | Sarcinelli, Paula N. | - |
dc.creator | Mergler, Donna | - |
dc.date.accessioned | 2012-03-30T12:20:43Z | - |
dc.date.issued | 2011 | - |
dc.identifier.issn | 0013-9351 | - |
dc.identifier.uri | http://www.repositorio.ufba.br/ri/handle/ri/5578 | - |
dc.description | Acesso restrito: Texto completo. p. 156-163 | pt_BR |
dc.description.abstract | Background: Growing evidence suggests thatexcessmanganese(Mn)inchildrenisassociatedwithneuro behavioralimpairments.InBrazil,elevatedhairMnconcentrationswerereportedinchildrenlivingneara ferro-manganesealloyplant. Objectives: We investigatedthesechildren’sandcaregivers’cognitivefunctioninrelationtobio- indicators ofMnexposure. Methods: In thiscross-sectionalstudy,theWISC-IIIwasadministeredto83childrenagedbetween6and 12 years;theRavenProgressiveMatrixwasadministeredtotheprimarycaregivers(94%mothers),who likewiserespondedtoaquestionnaireonsociodemographicsandbirthhistory.Mninhair(MnH)and blood (MnB)andbloodlead(PbB)weremeasuredbygraphitefurnaceatomicabsorptionspectrometry (GFAAS). Results: Children’smeanMnBandMnHwere8.2 mg/L (2.7–23.4)and5.83 mg/g (0.1–86.68),respectively. Mean maternalMnHwas3.50 mg/g (0.10–77.45)andcorrelatedtochildren’sMnH(rho¼0.294, p¼0.010).Children’sMnHwasnegativelyrelatedtoFull-ScaleIntelligenceQuotient(IQ)andVerbalIQ; b coefficientsforMnHwere 5.78 (95%CI 10.71to 0.21) and 6.72( 11.81to 0.63),adjusted for maternaleducationandnutritionalstatus.MaternalMnHwasnegativelyassociatedwith performanceontheRaven’s(b¼ 2.69,95%CI 5.43 to0.05),adjustedforeducationyears,family incomeandage. Conclusions: These findingsconfirmthathighMnHinchildrenisassociatedwithpoorercognitive performance,especiallyintheverbaldomain.Primarycaregiver’sIQislikewiseassociatedtoMn exposure,suggestingthat,inthissituation,children’scognitionmaybeaffecteddirectlyandindirectly by Mnexposure. | pt_BR |
dc.language.iso | en | pt_BR |
dc.source | DOI: 10.1016/j.envres.2010.09.006 | pt_BR |
dc.subject | Manganese | pt_BR |
dc.subject | Intelligence | pt_BR |
dc.subject | Children | pt_BR |
dc.subject | Neurobehavioral | pt_BR |
dc.subject | Alloy plant | pt_BR |
dc.title | Elevated manganeseandcognitiveperformanceinschool-agedchildren and theirmothers | pt_BR |
dc.title.alternative | Environmental Research | pt_BR |
dc.type | Artigo de Periódico | pt_BR |
dc.identifier.number | v. 111, n. 1 | pt_BR |
dc.embargo.liftdate | 10000-01-01 | - |
Aparece nas coleções: | Artigo Publicado em Periódico (FAR) |
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