北京地区吸烟与肺癌关系的人群归因危险度百分数的研究范若兰，郑素华，吴兆儒，曹丽华，李毓珍，吴兆苏，张瑞松肺癌病因学中的以吸烟为重要的致癌因素，一直被国内外学者普遍关注。我们用病例对照研究方法，以人群归因危险度百分数（ＰＡＲ％）为衡量指标，研究吸烟与肺... A Study on the Percentage of Crowd Attribution Risk in the Relationship between Smoking and Lung Cancer in Beijing Fan Rulan, Zheng Suhua, Wu Zhaoru, Cao Lihua, Li Yuzhen, Wu Zhaosu, Zhang Ruisong Tobacco smoking is an important carcinogenic factor in the etiology of lung cancer, and has been widely concerned by scholars at home and abroad. . We used a case-control study to measure the percentage of population-attributable risk (PAR%) as a measure of smoking and lungs.