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Psicothema was founded in Asturias (northern Spain) in 1989, and is published jointly by the Psychology Faculty of the University of Oviedo and the Psychological Association of the Principality of Asturias (Colegio Oficial de Psicólogos del Principado de Asturias).
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Psicothema, 2008. Vol. Vol. 20 (nº 4). 678-683




Desarrollo de la percepción del habla en niños con dislexia

Rosario Ortiz, Juan E. Jiménez, Mercedes Muñetón, Estefanía Rojas, Adelina Estévez, Remedios Guzmán, Cristina Rodríguez y Francisco Naranjo

Universidad de La Laguna

Numerosos estudios han mostrado que los disléxicos presentan déficit de percepción del habla (PH). El objetivo de esta investigación es examinar el desarrollo de la PH en disléxicos y normolectores emparejados por curso de 2º a 6º de Primaria y explorar si los contrastes fonéticos, relevantes para percibir el habla, varían a lo largo del desarrollo en función de las diferencias individuales en lectura. Se comparó el rendimiento de ambos grupos en tareas de discriminación de sonoridad, punto y modo de articulación. Los resultados mostraron que los disléxicos obtuvieron un rendimiento en PH inferior al de los normolectores. El patrón de desarrollo de PH de ambos grupos es similar en punto de articulación, y diferente en sonoridad y modo de articulación. El modo de articulación es lo que tiene más peso en la PH, y muestra un mayor nivel de desarrollo en ambos grupos.

Speech perception development in children with dyslexia. Several studies have indicated that dyslexics show a deficit in speech perception (SP). The main purpose of this research is to determine the development of SP in dyslexics and normal readers paired by grades from 2nd to 6th grade of primary school and to know whether the phonetic contrasts that are relevant for SP change during development, taking into account the individual differences. The achievement of both groups was compared in the phonetic tasks: voicing contrast, place of articulation contrast and manner of articulation contrast. The results showed that the dyslexic performed poorer than the normal readers in SP. In place of articulation contrast, the developmental pattern is similar in both groups but not in voicing and manner of articulation. Manner of articulation has more influence on SP, and its development is higher than the other contrast tasks in both groups.

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