Chronic arsenic exposure and type 2 diabetes: a meta-analysis

Abir Tanvir, Hossain Akbar, Rahman Bayzidur, Islam Rafiqul, Milton Abul Hasnat

Research output: Chapter in Book/Report/Conference proceedingConference proceeding contributionpeer-review

Abstract

Chronic exposure to inorganic arsenic in drinking water has been associated with Type 2 Diabetes (T2D). However, the association is still inconclusive. We incorporated 33 studies in the analysis including 13 cross-sectional, 6 case-control and 4 cohort studies reporting Odds Ratio (OR), 6 cross-sectional and cohort studies reporting Relative Risk (RR) and 3 mortality studies reporting Standardized Mortality Ratio (SMR). The pooled OR estimate was 1.76 (95% CI: 1.43, 2.17), pooled RR was 1.17 (95% CI: 0.95, 1.45) and pooled SMR was 0.79 (95% CI: 0.59, 1.06), and the overall pooled estimate was 1.55 (95% CI: 1.27, 1.88). The study heterogeneity was very high (I2 = 97% for case-control studies, 47% for cohort studies, and overall 98%). Because of the very high heterogeneity and non-significant results from cohort studies, this analysis provides a limited evidence for an association between arsenic and Type 2 Diabetes (T2D) that needs further validation.

Original languageEnglish
Title of host publicationOne Century of the Discovery of Arsenicosis in Latin America (1914-2014)
Subtitle of host publicationAs 2014 - Proceedings of the 5th International Congress on Arsenic in the Environment
Place of PublicationArgentina
PublisherCRC Press/Balkema
Pages590-591
Number of pages2
ISBN (Print)9781138001411
Publication statusPublished - 2014
Externally publishedYes
Event5th International Congress on Arsenic in the Environment, As 2014 - Buenos Aires, Argentina
Duration: 11 May 201416 May 2014

Other

Other5th International Congress on Arsenic in the Environment, As 2014
Country/TerritoryArgentina
CityBuenos Aires
Period11/05/1416/05/14

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