Uptake and efficacy of a systematic intensive smoking cessation intervention using motivational interviewing for smokers hospitalised for an acute coronary syndrome: a multicentre before-after study with parallel group comparisons.

BMJ Open · 2016 · PMC5051401 · PMID 27650761

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showed a trendno p-value reported

Comparison of smoking cessation rates at 12 months between the observation and intervention phases are limited by the study design and showed a trend towards an increase in smoking cessation rates.

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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.