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Assessing Dyslexia at Six Year of Age

Assessing Dyslexia at Six Year of Age

Published on: May 1, 2020

Comorbidity of auditory processing, language, and reading disorders.

Mridula Sharma¹, Suzanne C Purdy, Andrea S Kelly

¹Macquarie University-Linguistics, Building C5, Room 513, Macquarie University, Sydney, New South Wales 2106, Australia. mridula.sharma@ling.mq.edu.au

Journal of Speech, Language, and Hearing Research : JSLHR

|December 10, 2008

Summary

Auditory processing disorder (APD) frequently co-occurs with language impairment (LI) and reading disorder (RD) in children. Comprehensive assessments are crucial for understanding these complex conditions.

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Quantitative Assessment of Cortical Auditory-tactile Processing in Children with Disabilities

Quantitative Assessment of Cortical Auditory-tactile Processing in Children with Disabilities

Published on: January 29, 2014

Area of Science:

Neuroscience
Developmental Psychology
Speech and Hearing Sciences

Background:

Auditory processing disorder (APD) affects how the brain interprets sounds.
Language impairment (LI) and reading disorder (RD) are common developmental conditions.
Understanding the comorbidity of these disorders is essential for effective intervention.

Purpose of the Study:

To investigate the comorbidity of auditory processing disorder (APD), language impairment (LI), and reading disorder (RD) in school-aged children.
To determine the prevalence of these co-occurring conditions.

Main Methods:

Sixty-eight school-aged children with suspected APD and adequate nonverbal IQ were evaluated.
A comprehensive battery of tests assessed auditory processing, language, reading, attention, and memory.
Specific measures included the Frequency Pattern Test (FPT), Dichotic Digit Test (DDT), and language/reading assessments.

Main Results:

72% of children met criteria for APD.
47% of children exhibited co-occurring APD, LI, and RD.
Comorbid conditions were more prevalent than individual disorders, with APD-RD and APD-LI being common.

Conclusions:

Language impairment and reading disorder frequently co-occur with auditory processing disorder.
Attention and memory show modest correlations with some auditory processing tasks, explaining limited variance.
A thorough, multi-faceted assessment is necessary to fully characterize the challenges faced by children with APD.