The phonological and visual basis of developmental dyslexia in Brazilian Portuguese reading children

dc.contributor.authorGermano, Giseli D. [UNESP]
dc.contributor.authorReilhac, Caroline
dc.contributor.authorCapellini, Simone Aparecida [UNESP]
dc.contributor.authorValdois, Sylviane
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionJohns Hopkins Univ
dc.contributor.institutionCNRS
dc.contributor.institutionUniv Grenoble Alpes
dc.date.accessioned2015-03-18T15:56:20Z
dc.date.available2015-03-18T15:56:20Z
dc.date.issued2014-10-14
dc.description.abstractEvidence from opaque languages suggests that visual attention processing abilities in addition to phonological skills may act as cognitive underpinnings of developmental dyslexia. We explored the role of these two cognitive abilities on reading fluency in Brazilian Portuguese, a more transparent orthography than French or English. Sixty-six children with developmental dyslexia and normal Brazilian Portuguese children participated. They were administered three tasks of phonological skills (phoneme identification, phoneme, and syllable blending) and three visual tasks (a letter global report task and two non-verbal tasks of visual closure and visual constancy). Results show that Brazilian Portuguese children with developmental dyslexia are impaired not only in phonological processing but further in visual processing. The phonological and visual processing abilities significantly and independently contribute to reading fluency in the whole population. Last, different cognitively homogeneous subtypes can be identified in the Brazilian Portuguese population of children with developmental dyslexia. Two subsets of children with developmental dyslexia were identified as having a single cognitive disorder, phonological or visual; another group exhibited a double deficit and a few children showed no visual or phonological disorder. Thus the current findings extend previous data from more opaque orthographies as French and English, in showing the importance of investigating visual processing skills in addition to phonological skills in children with developmental dyslexia whatever their language orthography transparency.en
dc.description.affiliationSao Paulo State Univ, Dept Speech & Hearing Sci, Invest Learning Disabil Lab, Marilia, Brazil
dc.description.affiliationJohns Hopkins Univ, Dept Cognit Sci, Baltimore, MD 21218 USA
dc.description.affiliationCNRS, UMR 5105, Grenoble, France
dc.description.affiliationUniv Grenoble Alpes, Lab Psychol & Neurocognit, Grenoble, France
dc.description.affiliationUnespSao Paulo State Univ, Dept Speech & Hearing Sci, Invest Learning Disabil Lab, Marilia, Brazil
dc.format.extent11
dc.identifierhttp://dx.doi.org/10.3389/fpsyg.2014.01169
dc.identifier.citationFrontiers In Psychology. Lausanne: Frontiers Research Foundation, v. 5, 11 p., 2014.
dc.identifier.doi10.3389/fpsyg.2014.01169
dc.identifier.fileWOS000343653800001.pdf
dc.identifier.issn1664-1078
dc.identifier.lattes9057316530389548
dc.identifier.urihttp://hdl.handle.net/11449/117513
dc.identifier.wosWOS:000343653800001
dc.language.isoeng
dc.publisherFrontiers Research Foundation
dc.relation.ispartofFrontiers In Psychology
dc.relation.ispartofjcr2.089
dc.relation.ispartofsjr1,043
dc.rights.accessRightsAcesso aberto
dc.sourceWeb of Science
dc.subjectdevelopmental dyslexiaen
dc.subjectphonological processingen
dc.subjectvisual processingen
dc.subjectsubtypesen
dc.subjectvisual attention spanen
dc.titleThe phonological and visual basis of developmental dyslexia in Brazilian Portuguese reading childrenen
dc.typeArtigo
dcterms.rightsHolderFrontiers Research Foundation
unesp.author.lattes9057316530389548
unesp.author.orcid0000-0001-8171-5603[3]
unesp.campusUniversidade Estadual Paulista (Unesp), Faculdade de Filosofia e Ciências, Maríliapt

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