Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report

Background and Objectives: Bilingual children may be misdiagnosed with language impairment or, language impairment may not be diagnosed in these children due to postponing in diagnosing language problems after learning the second language. Determining a bilingual child’s language score includes asse...

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Main Authors: Galavizh Karimi Javan, Mahsa Mehdizadeh Behtash, Nahid Jalilehvand, Amirsalar Tozihi
Format: Article
Language:English
Published: Iran University of Medical Sciences 2025-03-01
Series:Function and Disability Journal
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Online Access:http://fdj.iums.ac.ir/article-1-293-en.pdf
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author Galavizh Karimi Javan
Mahsa Mehdizadeh Behtash
Nahid Jalilehvand
Amirsalar Tozihi
author_facet Galavizh Karimi Javan
Mahsa Mehdizadeh Behtash
Nahid Jalilehvand
Amirsalar Tozihi
author_sort Galavizh Karimi Javan
collection DOAJ
description Background and Objectives: Bilingual children may be misdiagnosed with language impairment or, language impairment may not be diagnosed in these children due to postponing in diagnosing language problems after learning the second language. Determining a bilingual child’s language score includes assessment in both languages. The present study aims to report the language measurement scores in a Turkish-Persian bilingual child. Case Presentation: The language sample of an eight-and-a-half-year-old Turkish-Persian sequential bilingual boy with suspected language impairment was analyzed in both languages. For the syntactic domain, the measures of the mean length terminal-unit (MLTU), the number of grammatical errors per terminal-unit (NETU), the mean length of communication unit (MLCU), and for the semantic domain, the measure of a number of total words (NTW), the number of different words (NDW), and type-token ratio were used. Two variables of the age and duration of exposure to the second language were obtained. The age of exposure to the Persian language was 67 months and the duration of exposure was 33 months.  Conclusion: The results demonstrated that the child’s performance is better in the Persian language than the Turkish in all measures except the number of grammatical NETU. This result can be justified according to the linguistic richness and duration of the child’s exposure. Finally, it is suggested to pay attention to the child’s language performance in each of his languages as well as his linguistic environment in diagnosing the Turkish-Persian bilingual children’s language impairment.
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spelling doaj-art-07b421d73e9e448395d929be0c1335c12025-02-02T16:25:03ZengIran University of Medical SciencesFunction and Disability Journal2588-63042025-03-018100Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case ReportGalavizh Karimi Javan0Mahsa Mehdizadeh Behtash1Nahid Jalilehvand2Amirsalar Tozihi3 Department of Speech Therapy, School of Rehabilitation Sciences, Tabriz University of Medical Sciences, Tabriz, Iran. Department of Speech Therapy, School of Rehabilitation Sciences, Iran University of Medical Sciences, Tehran, Iran. Department of Speech Therapy, School of Rehabilitation Sciences, Iran University of Medical Sciences, Tehran, Iran. Department of Speech Therapy, School of Rehabilitation Sciences, Iran University of Medical Sciences, Tehran, Iran. Background and Objectives: Bilingual children may be misdiagnosed with language impairment or, language impairment may not be diagnosed in these children due to postponing in diagnosing language problems after learning the second language. Determining a bilingual child’s language score includes assessment in both languages. The present study aims to report the language measurement scores in a Turkish-Persian bilingual child. Case Presentation: The language sample of an eight-and-a-half-year-old Turkish-Persian sequential bilingual boy with suspected language impairment was analyzed in both languages. For the syntactic domain, the measures of the mean length terminal-unit (MLTU), the number of grammatical errors per terminal-unit (NETU), the mean length of communication unit (MLCU), and for the semantic domain, the measure of a number of total words (NTW), the number of different words (NDW), and type-token ratio were used. Two variables of the age and duration of exposure to the second language were obtained. The age of exposure to the Persian language was 67 months and the duration of exposure was 33 months.  Conclusion: The results demonstrated that the child’s performance is better in the Persian language than the Turkish in all measures except the number of grammatical NETU. This result can be justified according to the linguistic richness and duration of the child’s exposure. Finally, it is suggested to pay attention to the child’s language performance in each of his languages as well as his linguistic environment in diagnosing the Turkish-Persian bilingual children’s language impairment.http://fdj.iums.ac.ir/article-1-293-en.pdfsequential bilingualismlanguage impairmentlanguage measures
spellingShingle Galavizh Karimi Javan
Mahsa Mehdizadeh Behtash
Nahid Jalilehvand
Amirsalar Tozihi
Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
Function and Disability Journal
sequential bilingualism
language impairment
language measures
title Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
title_full Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
title_fullStr Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
title_full_unstemmed Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
title_short Determining the Language Measurements in a Turkish-Persian Bilingual Child Suspected of Language Impairment: A Case Report
title_sort determining the language measurements in a turkish persian bilingual child suspected of language impairment a case report
topic sequential bilingualism
language impairment
language measures
url http://fdj.iums.ac.ir/article-1-293-en.pdf
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AT nahidjalilehvand determiningthelanguagemeasurementsinaturkishpersianbilingualchildsuspectedoflanguageimpairmentacasereport
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