Reliability of self reported smoking status by pregnant women for estimating smoking prevalence: a retrospective, cross sectional study

@inproceedings{Shipton2009ReliabilityOS,
  title={Reliability of self reported smoking status by pregnant women for estimating smoking prevalence: a retrospective, cross sectional study},
  author={Deborah Shipton and David M. Tappin and Thenmalar Vadiveloo and Jennifer A. Crossley and David A. Aitken and Jim W. T. Chalmers},
  booktitle={BMJ},
  year={2009}
}
OBJECTIVE To determine what impact reliance on self reported smoking status during pregnancy has on both the accuracy of smoking prevalence figures and access to smoking cessation services for pregnant women in Scotland. DESIGN Retrospective, cross sectional study of cotinine measurements in stored blood samples. PARTICIPANTS Random sample (n=3475) of the 21 029 pregnant women in the West of Scotland who opted for second trimester prenatal screening over a one year period. MAIN OUTCOME… CONTINUE READING