The relation between the severity of reading disorder and visual functions among children with dyslexia

PURPOSE: The purpose of the study was to investigate the relation between the severity of reading disorder and visual functions among children with dyslexia. MATERIALS AND METHODS: The present study included 32 dyslexic children selected from two centers for learning disabilities in Mashhad, Iran. D...

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Main Authors: Azam Darvishi, Davood Sobhani Rad, Somayyeh Boomi Quchan Atigh, Aghdas Hamidi, Javad Heravian Shandiz, Ahmad Shojaei Baghini
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2022-01-01
Series:Taiwan Journal of Ophthalmology
Subjects:
Online Access:http://www.e-tjo.org/article.asp?issn=2211-5056;year=2022;volume=12;issue=2;spage=178;epage=183;aulast=Darvishi
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author Azam Darvishi
Davood Sobhani Rad
Somayyeh Boomi Quchan Atigh
Aghdas Hamidi
Javad Heravian Shandiz
Ahmad Shojaei Baghini
author_facet Azam Darvishi
Davood Sobhani Rad
Somayyeh Boomi Quchan Atigh
Aghdas Hamidi
Javad Heravian Shandiz
Ahmad Shojaei Baghini
author_sort Azam Darvishi
collection DOAJ
description PURPOSE: The purpose of the study was to investigate the relation between the severity of reading disorder and visual functions among children with dyslexia. MATERIALS AND METHODS: The present study included 32 dyslexic children selected from two centers for learning disabilities in Mashhad, Iran. Dyslexics were then classified as mild, moderate, and severe based on an instrument used to determine the severity of their reading disorder. Complete optometric examinations to measure visual acuity, refractive errors, latent and manifest deviations, stereoacuity, and amplitude of accommodation were performed for all participants. The correlation between visual functions among dyslexics and their reading disorder severity was investigated. RESULTS: The mean age of the participants in this study was 8.1 ± 0.8 years. Among participants, 40.6%, 31.3%, and 28.1% presented with severe, moderate, and mild levels of reading difficulties, respectively. Only exophoria significantly correlated with the severity of reading disorders. No significant correlation was found between other visual functions and the severity of reading disorders in dyslexic children. CONCLUSION: We found that higher exophoria at near has a significant correlation with the severity of dyslexia. A complete and detailed eye examination of patients with dyslexia and correcting their visual impairments might be helpful.
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spelling doaj.art-cb509e28ffe84f8f8e119f4727eb036c2022-12-22T03:00:46ZengWolters Kluwer Medknow PublicationsTaiwan Journal of Ophthalmology2211-50562211-50722022-01-0112217818310.4103/tjo.tjo_33_21The relation between the severity of reading disorder and visual functions among children with dyslexiaAzam DarvishiDavood Sobhani RadSomayyeh Boomi Quchan AtighAghdas HamidiJavad Heravian ShandizAhmad Shojaei BaghiniPURPOSE: The purpose of the study was to investigate the relation between the severity of reading disorder and visual functions among children with dyslexia. MATERIALS AND METHODS: The present study included 32 dyslexic children selected from two centers for learning disabilities in Mashhad, Iran. Dyslexics were then classified as mild, moderate, and severe based on an instrument used to determine the severity of their reading disorder. Complete optometric examinations to measure visual acuity, refractive errors, latent and manifest deviations, stereoacuity, and amplitude of accommodation were performed for all participants. The correlation between visual functions among dyslexics and their reading disorder severity was investigated. RESULTS: The mean age of the participants in this study was 8.1 ± 0.8 years. Among participants, 40.6%, 31.3%, and 28.1% presented with severe, moderate, and mild levels of reading difficulties, respectively. Only exophoria significantly correlated with the severity of reading disorders. No significant correlation was found between other visual functions and the severity of reading disorders in dyslexic children. CONCLUSION: We found that higher exophoria at near has a significant correlation with the severity of dyslexia. A complete and detailed eye examination of patients with dyslexia and correcting their visual impairments might be helpful.http://www.e-tjo.org/article.asp?issn=2211-5056;year=2022;volume=12;issue=2;spage=178;epage=183;aulast=Darvishichildrendyslexiaseverityvisual function
spellingShingle Azam Darvishi
Davood Sobhani Rad
Somayyeh Boomi Quchan Atigh
Aghdas Hamidi
Javad Heravian Shandiz
Ahmad Shojaei Baghini
The relation between the severity of reading disorder and visual functions among children with dyslexia
Taiwan Journal of Ophthalmology
children
dyslexia
severity
visual function
title The relation between the severity of reading disorder and visual functions among children with dyslexia
title_full The relation between the severity of reading disorder and visual functions among children with dyslexia
title_fullStr The relation between the severity of reading disorder and visual functions among children with dyslexia
title_full_unstemmed The relation between the severity of reading disorder and visual functions among children with dyslexia
title_short The relation between the severity of reading disorder and visual functions among children with dyslexia
title_sort relation between the severity of reading disorder and visual functions among children with dyslexia
topic children
dyslexia
severity
visual function
url http://www.e-tjo.org/article.asp?issn=2211-5056;year=2022;volume=12;issue=2;spage=178;epage=183;aulast=Darvishi
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