Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia

Background: Leptospirosis is a zoonotic disease that is recognized as a re-emerging global public health issue, especially in tropical and subtropical countries. Malaysia, for example, has increasingly registered leptospirosis cases, outbreaks, and fatalities over the past decade. One of the majo...

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Main Authors: Ridzuan, J Mohd, Daud, Aziah, Zahiruddin, WM
Format: Article
Language:English
Published: National Iranian Oil Company (NIOC) Health Organization 2016
Subjects:
Online Access:http://eprints.usm.my/37288/1/%28Work_Environment-Related_Risk%29_699-3533-2-PB.pdf
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author Ridzuan, J Mohd
Daud, Aziah
Zahiruddin, WM
author_facet Ridzuan, J Mohd
Daud, Aziah
Zahiruddin, WM
author_sort Ridzuan, J Mohd
collection USM
description Background: Leptospirosis is a zoonotic disease that is recognized as a re-emerging global public health issue, especially in tropical and subtropical countries. Malaysia, for example, has increasingly registered leptospirosis cases, outbreaks, and fatalities over the past decade. One of the major industries in the country is the palm oil sector, which employs numerous agricultural workers. These laborers are at a particularly high risk of contracting the disease. Objective: To identify the work environment-related risk factors for leptospirosis infection among oil palm plantation workers in Malaysia. Methods: A cross-sectional study involving 350 workers was conducted. The participants were interviewed and administered a microscopic agglutination test. Seropositivity was determined using a cut-off titer of ≥1:100. Results: 100 of 350 workers tested positive for leptospiral antibodies, hence, a seroprevalence of 28.6% (95% CI 23.8% to 33.3%). The workplace environment-related risk factors significantly associated with seropositive leptospirosis were the presence of cows in plantations (adjusted OR 4.78, 95% CI 2.76 to 8.26) and the presence of a landfill in plantations (adjusted OR 2.04, 95% CI 1.22 to 3.40). Conclusion: Preventing leptospirosis incidence among oil palm plantation workers necessitates changes in policy on work environments. Identifying modifiable factors may also contribute to the reduction of the infection.
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spelling usm.eprints-372882018-02-09T07:53:18Z http://eprints.usm.my/37288/ Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia Ridzuan, J Mohd Daud, Aziah Zahiruddin, WM R5-130.5 General works Background: Leptospirosis is a zoonotic disease that is recognized as a re-emerging global public health issue, especially in tropical and subtropical countries. Malaysia, for example, has increasingly registered leptospirosis cases, outbreaks, and fatalities over the past decade. One of the major industries in the country is the palm oil sector, which employs numerous agricultural workers. These laborers are at a particularly high risk of contracting the disease. Objective: To identify the work environment-related risk factors for leptospirosis infection among oil palm plantation workers in Malaysia. Methods: A cross-sectional study involving 350 workers was conducted. The participants were interviewed and administered a microscopic agglutination test. Seropositivity was determined using a cut-off titer of ≥1:100. Results: 100 of 350 workers tested positive for leptospiral antibodies, hence, a seroprevalence of 28.6% (95% CI 23.8% to 33.3%). The workplace environment-related risk factors significantly associated with seropositive leptospirosis were the presence of cows in plantations (adjusted OR 4.78, 95% CI 2.76 to 8.26) and the presence of a landfill in plantations (adjusted OR 2.04, 95% CI 1.22 to 3.40). Conclusion: Preventing leptospirosis incidence among oil palm plantation workers necessitates changes in policy on work environments. Identifying modifiable factors may also contribute to the reduction of the infection. National Iranian Oil Company (NIOC) Health Organization 2016-07 Article PeerReviewed application/pdf en http://eprints.usm.my/37288/1/%28Work_Environment-Related_Risk%29_699-3533-2-PB.pdf Ridzuan, J Mohd and Daud, Aziah and Zahiruddin, WM (2016) Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia. The International Journal of Occupational and Environmental Medicine, 7 (3). pp. 156-163. ISSN 2008-6520 http://www.theijoem.com/ijoem/index.php/ijoem/article/view/699
spellingShingle R5-130.5 General works
Ridzuan, J Mohd
Daud, Aziah
Zahiruddin, WM
Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title_full Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title_fullStr Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title_full_unstemmed Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title_short Work Environment-Related Risk Factors for Leptospirosis among Plantation Workers in Tropical Countries: Evidence from Malaysia
title_sort work environment related risk factors for leptospirosis among plantation workers in tropical countries evidence from malaysia
topic R5-130.5 General works
url http://eprints.usm.my/37288/1/%28Work_Environment-Related_Risk%29_699-3533-2-PB.pdf
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AT zahiruddinwm workenvironmentrelatedriskfactorsforleptospirosisamongplantationworkersintropicalcountriesevidencefrommalaysia