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On the basis of biochemical measures of cotinine, a metabolite of nicotine, more than two thirds of children are exposed to second-hand and so-called third-hand (residual contamination on surfaces and people) tobacco smoke. Researchers examined the acceptability to parents of testing children for tobacco smoke exposure in a nationally representative telephone survey of 477 parents (19% were current smokers).
Sixty percent of all parents and 62% of parents who smoke said they would have their children tested for tobacco smoke exposure if a test were available from their pediatricians. More than 70% would have their children tested if the test could be performed on blood already collected for other reasons (e.g., screening for anemia or lead e…