Factors associated with suicide ideation among subway drivers in Korea.

Ann Occup Environ Med · 2016 · PMC4969654 · PMID 27486516

Europe PMC DOI

hedged sentence

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boldest claim

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weakly significantno p-value reported

However, in a previous study that investigated the same population in 2007, there was a negligible or weakly significant relationship between PUT experience and depressive symptoms [ 4 ].

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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.