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The risk factors for smoking have been studied by a self administered questionnaire in 710 boys and 1,233 girls aged 11 to 16 amongst young French school children in the department of Yvelines. The percentage of smokers in this age group was estimated at 15.4%. Comparison of smokers (7.1 cigarettes per day on average) and non-smokers shows an association(More)
Smoking and its risk factors were studied in 1990 on a representative sample of 2,514 pupils in Yvelines by auto-questionnaire. A similar enquiry had been carried out in 1983 with the same methodology. It was noted that between 1983 and 1990, there was a diminution in the prevalence of smoking from 15.4 to 7.6 per cent in the young in Yvelines. Amongst(More)
Using the data of the French Cooperative Study PAARC (Pollution Atmosphérique et Affections Respiratoires Chroniques), which in 1975 surveyed more than 7800 adult residents of seven cities throughout France, the authors compared the spirometric measurements of two groups of nonsmokers: those with and without exposure to passive smoking in the home. They(More)
Chronic obstructive bronchitis is defined as persistent diffuse airways obstruction frequently associated with chronic expectoration. This disease is particularly disabling and its medico-social burden implies that measures be taken. Risk factors of chronic obstructive bronchitis can be classified according to their presently known importance: tobacco,(More)
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