Subjects were excluded from the control group if they reported difficulty in breathing while working or walking at any point of time in their life, had or had had exposure to risk factors other than smoking, ceased to smoke at any point of time in their life due to breathing problems, or visited any physician due to respiratory problems.
Smoke exposure caused temporary weight loss and, when smoking ceased after viral infection, mice exposed to smoke and influenza regained significantly less weight than smoke-alone mice [ 86].
The absence of an association among former smokers did not vary according to the total years or pack-years smoked, the number of cigarettes smoked per day, or with years since smoking ceased.
Workplace smoking ceasing program may be needed both in Thai and native workers.
Smoking during pregnancy was derived from data detailing the age at which smoking commenced, smoking ceased and age at birth.
Published data about rates of preterm birth in relation to the gestation at which smoking ceased are very limited.
17 These questions solicited comprehensive information on present and past smoking habits, including information on the age of smoking initiation, the number of cigarettes per day, duration of smoking and, among former smokers, the age when smoking ceased.
The immediate effect of stopping suggests that smoking also acts at a late stage in carcinogenesis, but as the rate does not fall when smoking ceases it seems that the final event that a cell must undergo to become fully malignant is unaffected by smoking (Cairns, 2006).
This is supported by the fact that smoking ceased to be associated with MUA when we adjusted for age and sex, as we have previously shown that TKA and THA patients who smoke are younger and are more often male (Jørgensen et al. 2013b).
Encourage all caregivers to quit smoking or cease smoking around the toddler.
