Lexical features in speech of mentally retarded adults

The aim of this study was to investigate the lexical features including lexical richness, the total number of words, and the percentage of kinds of content words in the speech of adults with mental retardation and so to determine the percentage and to compare them with the speech of normal people. I...

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Main Authors: الهه اکبری, علی قربانی
Format: Article
Language:fas
Published: Allameh Tabataba'i University Press 2015-12-01
Series:Ravānshināsī-i Afrād-i Istis̠nāyī
Subjects:
Online Access:https://jpe.atu.ac.ir/article_1915_b0063d5ed889f51b8911c7d792fd52c8.pdf
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author الهه اکبری
علی قربانی
author_facet الهه اکبری
علی قربانی
author_sort الهه اکبری
collection DOAJ
description The aim of this study was to investigate the lexical features including lexical richness, the total number of words, and the percentage of kinds of content words in the speech of adults with mental retardation and so to determine the percentage and to compare them with the speech of normal people. In this analytical descriptive study, investigated population was 10 mentally retarded adult with IQ 40-52 who in top educable group that their mental ages were determined through Goodenough test and were matched with 10 normal children in terms of mental age. Lexical features of descriptive and spontaneous speech was evaluated. Between the two groups, the total number of words, the number of closed and content words and their percentage were significant and lexical richness in spontaneous speech in normal group were significantly higher than those in mentally retarded group (P 02/0=). In addition, the mentally retarded individuals use the number of fewer words, very little lexical diversity also they use more verbs, and then nouns and Fewer closed words to information transmission.
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spelling doaj.art-e14259bc47344011946916e78b7173c52023-12-24T07:13:11ZfasAllameh Tabataba'i University PressRavānshināsī-i Afrād-i Istis̠nāyī2252-00312476-647X2015-12-015209510810.22054/jpe.2015.19151915Lexical features in speech of mentally retarded adultsالهه اکبری0علی قربانی1دانشگاه علوم پزشکی ایراندانشگاه علوم پزشکی ایرانThe aim of this study was to investigate the lexical features including lexical richness, the total number of words, and the percentage of kinds of content words in the speech of adults with mental retardation and so to determine the percentage and to compare them with the speech of normal people. In this analytical descriptive study, investigated population was 10 mentally retarded adult with IQ 40-52 who in top educable group that their mental ages were determined through Goodenough test and were matched with 10 normal children in terms of mental age. Lexical features of descriptive and spontaneous speech was evaluated. Between the two groups, the total number of words, the number of closed and content words and their percentage were significant and lexical richness in spontaneous speech in normal group were significantly higher than those in mentally retarded group (P 02/0=). In addition, the mentally retarded individuals use the number of fewer words, very little lexical diversity also they use more verbs, and then nouns and Fewer closed words to information transmission.https://jpe.atu.ac.ir/article_1915_b0063d5ed889f51b8911c7d792fd52c8.pdflexical diversitynumber of total wordsmental retardation
spellingShingle الهه اکبری
علی قربانی
Lexical features in speech of mentally retarded adults
Ravānshināsī-i Afrād-i Istis̠nāyī
lexical diversity
number of total words
mental retardation
title Lexical features in speech of mentally retarded adults
title_full Lexical features in speech of mentally retarded adults
title_fullStr Lexical features in speech of mentally retarded adults
title_full_unstemmed Lexical features in speech of mentally retarded adults
title_short Lexical features in speech of mentally retarded adults
title_sort lexical features in speech of mentally retarded adults
topic lexical diversity
number of total words
mental retardation
url https://jpe.atu.ac.ir/article_1915_b0063d5ed889f51b8911c7d792fd52c8.pdf
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