Obesity and the cardiovascular health effects of fine particulate air pollution.

Obesity (Silver Spring) · 2014 · PMC4238790 · PMID 24639433

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a significant trendno p-value reported

All three cohort studies reported stronger associations between PM 2.5 and cardiovascular mortality among obese subjects and one reported a significant trend of increased risk with increased body mass index.

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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.