Differences between smokers, ex-smokers, passive smokers and non-smokers.

  title={Differences between smokers, ex-smokers, passive smokers and non-smokers.},
  author={A Thornton and Pi-Hsia Lee and John S Fry},
  journal={Journal of clinical epidemiology},
  volume={47 10},
The extent to which current, ex- and passive smoking are associated with other risk factors, and the potential for confounding arising from these associations, was studied using a representative sample of 9003 British adults. The distribution of 33 lifestyle factors generally considered associated with adverse health were compared in current smokers, ex-smokers, never smokers living with a smoker ("passive smokers") and other never smokers. Of the 33 risk factors 27 showed a significantly… CONTINUE READING