Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility

Objective: Verbal fluency tests are widely used for the assessment of executive functions. However, traditional versions of the test depend on several cognitive factors beyond these components. The aim of this study was to evaluate the associations of a modified version of the verbal fluency with sp...

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Main Authors: Jonas Jardim de Paula, Gabrielle Chequer de Castro Paiva, Danielle de Souza Costa
Format: Article
Language:English
Published: Associação Neurologia Cognitiva e do Comportamento
Series:Dementia & Neuropsychologia
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642015000300258&lng=en&tlng=en
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author Jonas Jardim de Paula
Gabrielle Chequer de Castro Paiva
Danielle de Souza Costa
author_facet Jonas Jardim de Paula
Gabrielle Chequer de Castro Paiva
Danielle de Souza Costa
author_sort Jonas Jardim de Paula
collection DOAJ
description Objective: Verbal fluency tests are widely used for the assessment of executive functions. However, traditional versions of the test depend on several cognitive factors beyond these components. The aim of this study was to evaluate the associations of a modified version of the verbal fluency with specific measures of executive functions. Methods: Sixty adults were evaluated using traditional versions of verbal fluency (animals/fruits) and a modified condition where subjects must switch between animals and fruits. Processing speed, semantic abilities, psychiatric symptoms and executive functions were also assessed. Results: Partial correlations between the verbal fluency tests and measures of executive functions, controlled for demographic, cognitive and psychiatric symptoms, suggest that cognitive flexibility has 9% shared variance with the verbal fluency test - category animals, 2 % with category fruits, 8% with total words in switching condition, and 20% with total correct word-pairs produced in switching condition. The other aspects of executive functions during the task had shared variance of between 1% and 7% with the verbal fluency tasks. Conclusion: The results suggest that correct word-pairs produced in switching verbal fluency may be a more specific measure for evaluating cognitive flexibility compared to other versions of verbal fluency.
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spelling doaj.art-3ed36a7ea2844c0398abacdb27436c732022-12-22T00:27:20ZengAssociação Neurologia Cognitiva e do ComportamentoDementia & Neuropsychologia1980-57649325826410.1590/1980-57642015dn93000008S1980-57642015000300258Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibilityJonas Jardim de PaulaGabrielle Chequer de Castro PaivaDanielle de Souza CostaObjective: Verbal fluency tests are widely used for the assessment of executive functions. However, traditional versions of the test depend on several cognitive factors beyond these components. The aim of this study was to evaluate the associations of a modified version of the verbal fluency with specific measures of executive functions. Methods: Sixty adults were evaluated using traditional versions of verbal fluency (animals/fruits) and a modified condition where subjects must switch between animals and fruits. Processing speed, semantic abilities, psychiatric symptoms and executive functions were also assessed. Results: Partial correlations between the verbal fluency tests and measures of executive functions, controlled for demographic, cognitive and psychiatric symptoms, suggest that cognitive flexibility has 9% shared variance with the verbal fluency test - category animals, 2 % with category fruits, 8% with total words in switching condition, and 20% with total correct word-pairs produced in switching condition. The other aspects of executive functions during the task had shared variance of between 1% and 7% with the verbal fluency tasks. Conclusion: The results suggest that correct word-pairs produced in switching verbal fluency may be a more specific measure for evaluating cognitive flexibility compared to other versions of verbal fluency.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642015000300258&lng=en&tlng=enneuropsychological assessmentpsychological assessmentneuropsychological testscognitive functionsexecutive functions
spellingShingle Jonas Jardim de Paula
Gabrielle Chequer de Castro Paiva
Danielle de Souza Costa
Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
Dementia & Neuropsychologia
neuropsychological assessment
psychological assessment
neuropsychological tests
cognitive functions
executive functions
title Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
title_full Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
title_fullStr Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
title_full_unstemmed Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
title_short Use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
title_sort use of a modified version of the switching verbal fluency test for the assessment of cognitive flexibility
topic neuropsychological assessment
psychological assessment
neuropsychological tests
cognitive functions
executive functions
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1980-57642015000300258&lng=en&tlng=en
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