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Related Experiment Videos

Who continues to smoke while pregnant?

S Cnattingius1, G Lindmark, O Meirik

  • 1Department of Social Medicine, University Hospital, Uppsala University, Sweden.

Journal of Epidemiology and Community Health
|June 1, 1992
PubMed
Summary

Many pregnant smokers quit before antenatal care, but continued smoking is linked to higher parity and passive smoke exposure. Education and later smoking initiation reduce this risk.

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Area of Science:

  • Reproductive Health
  • Public Health
  • Epidemiology

Background:

  • Smoking during pregnancy poses significant risks to both maternal and fetal health.
  • Understanding factors influencing smoking cessation or continuation during pregnancy is crucial for targeted interventions.

Purpose of the Study:

  • To investigate changes in smoking behaviors among pregnant women.
  • To identify characteristics differentiating women who cease smoking from those who continue during pregnancy.

Main Methods:

  • Population-based prospective study conducted in Uppsala county, Sweden, 1987.
  • Self-administered questionnaires completed by 3678 pregnant women (96% participation rate).
  • Logistic regression analysis used to determine risk factors for continued smoking.

Main Results:

  • 29% of smokers quit during pregnancy, with most quitting before antenatal care registration.
  • Factors associated with continued smoking include high parity, not living with the infant's father, heavy smoking, and daily passive smoking at home.
  • Higher education levels and later age of smoking initiation were associated with reduced risk of continued smoking.

Conclusions:

  • Reducing smoking-related risks requires integrating general societal prevention with specialized antenatal programs.
  • Antenatal programs should consider the unique characteristics and life circumstances of pregnant smokers.
  • Targeted support is essential for pregnant women who continue to smoke.

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