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Randomised controlled trial
Pregnancy-specific telephone support helps reduce maternal smoking
  1. Irene Koren
  1. Laurentian University School of Nursing, Sudbury, Ontario, Canada
  1. Correspondence to: Professor Irene Koren, Laurentian University School of Nursing, 935 Ramsey Lake Road, R.D. Parker Building, Sudbury, ON P3E 2C6, Canada; ikoren{at}

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Implications for practice and research

  • Proactive, pregnancy-specific telephone counselling added to an ongoing tobacco quitline can help prenatal smoking cessation and prevent relapse.

  • Research should examine the factors that influence marginalised women to quit smoking during pregnancy and maintain long-term abstinence.

  • Research should determine whether intervention effectiveness varies with cigarette dependence and motivation to quit.


Tobacco smoking during pregnancy is a preventable cause of complications in pregnancy and adverse birth outcomes.1 In high-income countries, the prevalence of maternal smoking has declined, but it remains high among women who are more socially disadvantaged.1 ,2 According to the authors of this study, limitations of nicotine …

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  • Competing interests None declared.

  • Provenance and peer review Commissioned; internally peer reviewed.