Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.

Social Anxiety Disorder (SAD) is prevalent and rarely diagnosed due to the difficulty in recognizing its symptoms as belonging to a disorder. Therefore, the evaluation/screening scales are of great importance for its detection, with the most used being the Liebowitz Social Anxiety Scale (LSAS). Thus...

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Main Authors: Larissa Forni dos Santos, Sonia Regina Loureiro, José Alexandre de Souza Crippa, Flávia de Lima Osório
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3724831?pdf=render
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author Larissa Forni dos Santos
Sonia Regina Loureiro
José Alexandre de Souza Crippa
Flávia de Lima Osório
author_facet Larissa Forni dos Santos
Sonia Regina Loureiro
José Alexandre de Souza Crippa
Flávia de Lima Osório
author_sort Larissa Forni dos Santos
collection DOAJ
description Social Anxiety Disorder (SAD) is prevalent and rarely diagnosed due to the difficulty in recognizing its symptoms as belonging to a disorder. Therefore, the evaluation/screening scales are of great importance for its detection, with the most used being the Liebowitz Social Anxiety Scale (LSAS). Thus, this study proposed to evaluate the psychometric properties of internal consistency and convergent validity, as well as the confirmatory factorial analysis and reliability of the self-reported version of the LSAS (LSAS-SR), translated into Brazilian Portuguese, in a sample of the general population (N = 413) and in a SAD clinical sample (N = 252). The convergent validity with specific scales for the evaluation of SAD and a general anxiety scale presented correlations ranging from 0.21 to 0.84. The confirmatory factorial analysis did not replicate the previously indicated findings of the literature, with the difficulty being in obtaining a consensus factorial structure common to the diverse cultures in which the instrument was studied. The LSAS-SR presented excellent internal consistency (α = 0.90-0.96) and test-retest reliability (Intraclass Correlation Coefficient = 0.81; Pearson's = 0.82). The present findings support those of international studies that attest to the excellent psychometric properties of the LSAS-SR, endorsing its status as the gold standard.
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spelling doaj.art-6bb3546f0ed343eabcd309a22001a9f82022-12-21T22:17:02ZengPublic Library of Science (PLoS)PLoS ONE1932-62032013-01-0187e7023510.1371/journal.pone.0070235Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.Larissa Forni dos SantosSonia Regina LoureiroJosé Alexandre de Souza CrippaFlávia de Lima OsórioSocial Anxiety Disorder (SAD) is prevalent and rarely diagnosed due to the difficulty in recognizing its symptoms as belonging to a disorder. Therefore, the evaluation/screening scales are of great importance for its detection, with the most used being the Liebowitz Social Anxiety Scale (LSAS). Thus, this study proposed to evaluate the psychometric properties of internal consistency and convergent validity, as well as the confirmatory factorial analysis and reliability of the self-reported version of the LSAS (LSAS-SR), translated into Brazilian Portuguese, in a sample of the general population (N = 413) and in a SAD clinical sample (N = 252). The convergent validity with specific scales for the evaluation of SAD and a general anxiety scale presented correlations ranging from 0.21 to 0.84. The confirmatory factorial analysis did not replicate the previously indicated findings of the literature, with the difficulty being in obtaining a consensus factorial structure common to the diverse cultures in which the instrument was studied. The LSAS-SR presented excellent internal consistency (α = 0.90-0.96) and test-retest reliability (Intraclass Correlation Coefficient = 0.81; Pearson's = 0.82). The present findings support those of international studies that attest to the excellent psychometric properties of the LSAS-SR, endorsing its status as the gold standard.http://europepmc.org/articles/PMC3724831?pdf=render
spellingShingle Larissa Forni dos Santos
Sonia Regina Loureiro
José Alexandre de Souza Crippa
Flávia de Lima Osório
Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
PLoS ONE
title Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
title_full Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
title_fullStr Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
title_full_unstemmed Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
title_short Psychometric validation study of the liebowitz social anxiety scale - self-reported version for Brazilian Portuguese.
title_sort psychometric validation study of the liebowitz social anxiety scale self reported version for brazilian portuguese
url http://europepmc.org/articles/PMC3724831?pdf=render
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