作者: R C Brownson , M C Alavanja , E T Hock , T S Loy
关键词: Cancer registry 、 Passive Smoke Exposure 、 Lung cancer 、 Case-control study 、 Confidence interval 、 Odds ratio 、 Gerontology 、 Passive smoking 、 Internal medicine 、 Epidemiology 、 Medicine
摘要: OBJECTIVES. The causes of lung cancer among nonsmokers are not clearly understood. To further evaluate the relation between passive smoke exposure and in nonsmoking women, we conducted a population-based, case-control study. METHODS. Case patients (n = 618), identified through Missouri Cancer Registry for period 1986 1991, included 432 lifetime 186 ex-smokers who had stopped at least 15 years before diagnosis or smoked less than 1 pack-year. Control subjects 1402) were selected from driver's license Medicare files. RESULTS. No increased risk was associated with childhood exposure. Adulthood analyses showed an more 40 pack-years all household members (odds ratio [OR] 1.3; 95% confidence interval [CI] 1.0, 1.8) spouses only (OR CI 1.7). When time-weighted product average hours exposed per...