Electronic cigarettes: patterns of use, health effects, use in smoking cessation and regulatory issues.

Tob Induc Dis · 2014 · PMC4350653 · PMID 25745382

Europe PMC DOI

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The sentences

marginally significantno p-value reported

In one study that included two surveys of more than 3500 e-cigarette users, only one showed a marginally significant correlation between use and a quit attempt in the last three months [ 21 ].

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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.