Occupational conditions and the risk of the use of amphetamines by truck drivers.

Rev Saude Publica · 2015 · PMC4617435 · PMID 26398875

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

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marginally significantno p-value reported

Even though at a difference which is marginally significant, subjects who drove over four non-stop, no-resting hours had increased chances of using amphetamines than their peers who worked up to four hours.

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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.