Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia

IntroductionNoise-induced hearing loss is a permanent sensorineural deficiency, which is caused by exposure to excessive noise sound. Although noise-induced hearing loss due to industrialization is a main public health problem in Ethiopia, studies on the prevalence and associated factors of hearing...

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Main Authors: Mihret Melese, Dagnew Getnet Adugna, Bezawit Mulat, Ayechew Adera
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-08-01
Series:Frontiers in Public Health
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2022.919239/full
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author Mihret Melese
Dagnew Getnet Adugna
Bezawit Mulat
Ayechew Adera
author_facet Mihret Melese
Dagnew Getnet Adugna
Bezawit Mulat
Ayechew Adera
author_sort Mihret Melese
collection DOAJ
description IntroductionNoise-induced hearing loss is a permanent sensorineural deficiency, which is caused by exposure to excessive noise sound. Although noise-induced hearing loss due to industrialization is a main public health problem in Ethiopia, studies on the prevalence and associated factors of hearing loss are scarce.ObjectivesThis study aimed to assess the prevalence and associated factors of hearing loss among workers at a metal workshop in Gondar city, Northwest Ethiopia.MethodsA cross-sectional study was employed among 300 participants using a stratified sampling technique. Data were collected using an interviewer-administered questionnaire. Bivariable and multivariable logistic regressions were conducted. In the multivariable logistic regression model, adjusted odds ratios (AOR) with a 95% confidence interval (CI) and a p < 0.05 were computed to determine the level of significance.ResultsThe prevalence of hearing loss among metal workshop workers was 30.7% [95% CI: (25.7, 35.7)]. Age between 30 and 44 years [AOR = 2.9; 95% CI: 1.2, 7.1], age between 45 and 65 years [AOR = 3.8; 95% CI (1.5, 9.5)], cigarette smoking [AOR = 2.3; 95% CI: 1.2, 4.5], working area noise level >85 dB [AOR = 2.2; 95% CI: 1.1, 6.5], working experience of 6–10 years [AOR = 1.8; 95% CI: 1.4, 6.0], working experience >10 years [AOR = 3.5; 95% CI: 1.3, 4.3], and using ear protection devices [AOR = 0.3; 95% CI: 0.1, 0.6] were significantly associated with hearing loss.ConclusionThe prevalence of hearing loss was considerably high. This study revealed that advanced age, cigarette smoking, increased working area noise level, and working experiences were found to increase the odds of having hearing loss. Therefore, it is important to emphasize metal workshop workers that are at high risk of hearing loss and develop preventive strategies to reduce the burden of this problem. Besides, minimizing working area noise levels, proper utilization of ear protection devices, and creating awareness about the impact of hearing loss are recommended.
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spelling doaj.art-f078859d9e5e4a6ca338e55ed46808d22022-12-22T04:00:20ZengFrontiers Media S.A.Frontiers in Public Health2296-25652022-08-011010.3389/fpubh.2022.919239919239Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest EthiopiaMihret Melese0Dagnew Getnet Adugna1Bezawit Mulat2Ayechew Adera3Department of Human Physiology, College of Medicine and Health Sciences, University of Gondar, Gondar, EthiopiaDepartment of Human Anatomy, College of Medicine and Health Sciences, University of Gondar, Gondar, EthiopiaDepartment of Human Physiology, College of Medicine and Health Sciences, University of Gondar, Gondar, EthiopiaDepartment of Human Physiology, College of Medicine and Health Sciences, University of Gondar, Gondar, EthiopiaIntroductionNoise-induced hearing loss is a permanent sensorineural deficiency, which is caused by exposure to excessive noise sound. Although noise-induced hearing loss due to industrialization is a main public health problem in Ethiopia, studies on the prevalence and associated factors of hearing loss are scarce.ObjectivesThis study aimed to assess the prevalence and associated factors of hearing loss among workers at a metal workshop in Gondar city, Northwest Ethiopia.MethodsA cross-sectional study was employed among 300 participants using a stratified sampling technique. Data were collected using an interviewer-administered questionnaire. Bivariable and multivariable logistic regressions were conducted. In the multivariable logistic regression model, adjusted odds ratios (AOR) with a 95% confidence interval (CI) and a p < 0.05 were computed to determine the level of significance.ResultsThe prevalence of hearing loss among metal workshop workers was 30.7% [95% CI: (25.7, 35.7)]. Age between 30 and 44 years [AOR = 2.9; 95% CI: 1.2, 7.1], age between 45 and 65 years [AOR = 3.8; 95% CI (1.5, 9.5)], cigarette smoking [AOR = 2.3; 95% CI: 1.2, 4.5], working area noise level >85 dB [AOR = 2.2; 95% CI: 1.1, 6.5], working experience of 6–10 years [AOR = 1.8; 95% CI: 1.4, 6.0], working experience >10 years [AOR = 3.5; 95% CI: 1.3, 4.3], and using ear protection devices [AOR = 0.3; 95% CI: 0.1, 0.6] were significantly associated with hearing loss.ConclusionThe prevalence of hearing loss was considerably high. This study revealed that advanced age, cigarette smoking, increased working area noise level, and working experiences were found to increase the odds of having hearing loss. Therefore, it is important to emphasize metal workshop workers that are at high risk of hearing loss and develop preventive strategies to reduce the burden of this problem. Besides, minimizing working area noise levels, proper utilization of ear protection devices, and creating awareness about the impact of hearing loss are recommended.https://www.frontiersin.org/articles/10.3389/fpubh.2022.919239/fullhearing lossmetalworkersassociated factorsGondar cityaudiometer
spellingShingle Mihret Melese
Dagnew Getnet Adugna
Bezawit Mulat
Ayechew Adera
Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
Frontiers in Public Health
hearing loss
metalworkers
associated factors
Gondar city
audiometer
title Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
title_full Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
title_fullStr Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
title_full_unstemmed Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
title_short Hearing loss and its associated factors among metal workshop workers at Gondar city, Northwest Ethiopia
title_sort hearing loss and its associated factors among metal workshop workers at gondar city northwest ethiopia
topic hearing loss
metalworkers
associated factors
Gondar city
audiometer
url https://www.frontiersin.org/articles/10.3389/fpubh.2022.919239/full
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AT bezawitmulat hearinglossanditsassociatedfactorsamongmetalworkshopworkersatgondarcitynorthwestethiopia
AT ayechewadera hearinglossanditsassociatedfactorsamongmetalworkshopworkersatgondarcitynorthwestethiopia