Age effects and normative data on a Dutch test battery for auditory processing disorders: Efectos de la edad y datos normativos de una bateria de pruebas holandesa para evaluar problemas de procesamiento auditivo
- 1 January 2002
- journal article
- research article
- Published by Taylor & Francis in International Journal of Audiology
- Vol. 41 (6) , 334-346
- https://doi.org/10.3109/14992020209090408
Abstract
A test battery compiled to diagnose auditory processing disorders (APDs) in an adult population was used on a population of 9–16-year-old children. The battery consisted of eight tests (words-in noise, filtered speech, binaural fusion, dichotic digits, frequency and duration patterns, backward masking, categorical perception, digit span) and a questionnaire. Descriptive statistics were computed on data obtained from 75 children from primary school (age 9–12 years) and 30 adolescents from secondary school (age 14–16 years) with normal hearing and normal intelligence. Most test scores did not follow a normal distribution. Age effects were present in most tests, within the group as well as when children and adolescents were compared to adults. This suggests that maturation of auditory processing abilities takes place even during adolescence. Relative measures regarding ear differences and binaural versus monaural scores did not appear to be age-related. These measures might be useful in diagnosing APD, supplementary to the absolute measures. Factor analysis showed four components that address underlying processes. However, these results must be interpreted cautiously because the study did not include any subjects with APD. Sumario Una bateria de pruebas elaborada para diagnosticar problemas de procesamiento auditivo (APD) en adultos fue utilizada en una población de 9 a 16 años. Esta serie estaba constituida por ocho pruebas (palabras en ruido, lenguaje filtrado, fusión binaural, digitos dicótícos, patrones de frecuencia y duración, enmascaramienlo invertido. percepción de calegorías, memoria de dígitos a corto plazo) y un cuestionario. Se presenta una estadística descriptiva obtenida de 75 niños de escucla primaria (edad 9–12 años) y 30 adolescentes de secundaria (edad 14–16 años) con audición e inteligcncia normales. La mayor parte de los resultados de las pruebas no mostraron una distribución normal. En la mayor parte de ellas, la edad luvo un efecto dentro de cada grupo y también al comparar a los niños y adolescentes con los adultos. Esto sugiere que la maduración de las habilidades en el procesamiento auditivo ocurre incluso durante la adolescencia. Al parecer no hay una influencia de la edad sobre los resultados concernientes a latcralidad o binauralidad vs monoauralidad. Es posible que estas mediciones sean utiles en forma complementaria a las mediciones absolutas de los APD. El análisis factorial demuestra cuatro componentes que señalan procesos subyacentes. Sin embargo, estos resultados deben ser interpretados cautelosamente porque el estudio no incluyó a ningún sujeto con APD.Keywords
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