Arsenic exposure and oral cavity lesions in Bangladesh

Emdadul H. Syed, Stephanie Melkonian, Krishna C. Poudel, Junko Yasuoka, Keiko Otsuka, Alauddin Ahmed, Tariqul Islam, Faruque Parvez, Vesna Slavkovich, Joseph H. Graziano, Habibul Ahsan, Masamine Jimba

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

OBJECTIVE:: To evaluate the relationship between arsenic exposure and oral cavity lesions among an arsenic-exposed population in Bangladesh. METHODS:: We carried out an analysis utilizing the baseline data of the Health Effects of Arsenic Exposure Longitudinal Study, which is an ongoing population-based cohort study to investigate health outcomes associated with arsenic exposure via drinking water in Araihazar, Bangladesh. We used multinomial regression models to estimate the risk of oral cavity lesions. RESULTS:: Participants with high urinary arsenic levels (286.1 to 5000.0 μg/g) were more likely to develop arsenical lesions of the gums (multinomial odds ratio = 2.90; 95% confidence interval, 1.11 to 7.54), and tongue (multinomial odds ratio = 2.79; 95% confidence interval, 1.51 to 5.15), compared with those with urinary arsenic levels of 7.0 to 134.0 μg/g. CONCLUSIONS:: Higher level of arsenic exposure was positively associated with increased arsenical lesions of the gums and tongue.

Original languageEnglish (US)
Pages (from-to)59-66
Number of pages8
JournalJournal of occupational and environmental medicine
Volume55
Issue number1
DOIs
StatePublished - Jan 2013

ASJC Scopus subject areas

  • Public Health, Environmental and Occupational Health

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