Self-reported hearing performance in workers exposed to solvents

OBJECTIVE: To compare hearing performance relating to the peripheral and central auditory system between solvent-exposed and non-exposed workers. METHODS: Forty-eight workers exposed to a mixture of solvents and 48 non-exposed control subjects of matched age, gender and educational level were select...

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Main Authors: Adrian Fuente, Bradley McPhersonY, Ximena Hormazabal
Format: Article
Language:English
Published: Universidade de São Paulo 2013-02-01
Series:Revista de Saúde Pública
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102013000100012&lng=en&tlng=en
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author Adrian Fuente
Bradley McPhersonY
Ximena Hormazabal
author_facet Adrian Fuente
Bradley McPhersonY
Ximena Hormazabal
author_sort Adrian Fuente
collection DOAJ
description OBJECTIVE: To compare hearing performance relating to the peripheral and central auditory system between solvent-exposed and non-exposed workers. METHODS: Forty-eight workers exposed to a mixture of solvents and 48 non-exposed control subjects of matched age, gender and educational level were selected to participate in the study. The evaluation procedures included: pure-tone audiometry (500 - 8,000 Hz), to investigate the peripheral auditory system; the Random Gap Detection test, to assess the central auditory system; and the Amsterdam Inventory for Auditory Disability and Handicap, to investigate subjects' self-reported hearing performance in daily-life activities. A Student t test and analyses of covariance (ANCOVA) were computed to determine possible significant differences between solvent-exposed and non-exposed subjects for the hearing level, Random Gap Detection test and Amsterdam Inventory for Auditory Disability and Handicap. Pearson correlations among the three measures were also calculated. RESULTS: Solvent-exposed subjects exhibited significantly poorer hearing thresholds for the right ear than non-exposed subjects. Also, solvent-exposed subjects exhibited poorer results for the Random Gap Detection test and self-reported poorer listening performance than non-exposed subjects. Results of the Amsterdam Inventory for Auditory Disability and Handicap were significantly correlated with the binaural average of subject pure-tone thresholds and Random Gap Detection test performance. CONCLUSIONS: Solvent exposure is associated with poorer hearing performance in daily life activities that relate to the function of the peripheral and central auditory system.
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spelling doaj.art-3294e67aa19346d8914afeec8cd120302022-12-22T00:31:26ZengUniversidade de São PauloRevista de Saúde Pública1518-87872013-02-01471869310.1590/s0034-89102013000100012S0034-89102013000100012Self-reported hearing performance in workers exposed to solventsAdrian Fuente0Bradley McPhersonY1Ximena Hormazabal2Universidad de ChileUniversity of Hong KongUniversidad de ChileOBJECTIVE: To compare hearing performance relating to the peripheral and central auditory system between solvent-exposed and non-exposed workers. METHODS: Forty-eight workers exposed to a mixture of solvents and 48 non-exposed control subjects of matched age, gender and educational level were selected to participate in the study. The evaluation procedures included: pure-tone audiometry (500 - 8,000 Hz), to investigate the peripheral auditory system; the Random Gap Detection test, to assess the central auditory system; and the Amsterdam Inventory for Auditory Disability and Handicap, to investigate subjects' self-reported hearing performance in daily-life activities. A Student t test and analyses of covariance (ANCOVA) were computed to determine possible significant differences between solvent-exposed and non-exposed subjects for the hearing level, Random Gap Detection test and Amsterdam Inventory for Auditory Disability and Handicap. Pearson correlations among the three measures were also calculated. RESULTS: Solvent-exposed subjects exhibited significantly poorer hearing thresholds for the right ear than non-exposed subjects. Also, solvent-exposed subjects exhibited poorer results for the Random Gap Detection test and self-reported poorer listening performance than non-exposed subjects. Results of the Amsterdam Inventory for Auditory Disability and Handicap were significantly correlated with the binaural average of subject pure-tone thresholds and Random Gap Detection test performance. CONCLUSIONS: Solvent exposure is associated with poorer hearing performance in daily life activities that relate to the function of the peripheral and central auditory system.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102013000100012&lng=en&tlng=enpérdida auditiva, epidemiologíapercepción auditivaaudiciónsolventes, efectos adversosexposición ocupacionalriesgos ocupacionalessalud del trabajador
spellingShingle Adrian Fuente
Bradley McPhersonY
Ximena Hormazabal
Self-reported hearing performance in workers exposed to solvents
Revista de Saúde Pública
pérdida auditiva, epidemiología
percepción auditiva
audición
solventes, efectos adversos
exposición ocupacional
riesgos ocupacionales
salud del trabajador
title Self-reported hearing performance in workers exposed to solvents
title_full Self-reported hearing performance in workers exposed to solvents
title_fullStr Self-reported hearing performance in workers exposed to solvents
title_full_unstemmed Self-reported hearing performance in workers exposed to solvents
title_short Self-reported hearing performance in workers exposed to solvents
title_sort self reported hearing performance in workers exposed to solvents
topic pérdida auditiva, epidemiología
percepción auditiva
audición
solventes, efectos adversos
exposición ocupacional
riesgos ocupacionales
salud del trabajador
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0034-89102013000100012&lng=en&tlng=en
work_keys_str_mv AT adrianfuente selfreportedhearingperformanceinworkersexposedtosolvents
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AT ximenahormazabal selfreportedhearingperformanceinworkersexposedtosolvents