A prospective cohort study of the association between drinking water arsenic exposure and self-reported maternal health symptoms during pregnancy in Bangladesh.

Environ Health · 2014 · PMC4021291 · PMID 24735908

Europe PMC DOI

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a positive trendno p-value reported

A positive trend was also observed for abdominal cramping (P for trend <0.0001).

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a significant trendno p-value reported

There was a significant trend for increasing odds of symptoms with increasing arsenic exposure (P for trend < 0.0001).

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.