吸烟在我国很多地区是普遍的。在北京、上海、天津、河南等地,曾对当地居民进行了吸烟情况的调查。但在广大的华南地区,此项工作尚不足。为此,我们对广州郊区从化县所属三个区五万多人进行了吸烟现状及其与慢性支气管炎关系的系统调查。一、对象及方法对象:调查在距广州西北60公里的从化县的居民。这个地区平均海拔在52公尺,总人口为38万,大多数从事农业。我们选择人口较集中的良口、神岗、街口作为抽样普查点。这三 Smoking is common in many parts of our country. In Beijing, Shanghai, Tianjin, Henan and other places, there was a survey of local residents smoking. However, in the vast area of ​​southern China, this work is still not enough. To this end, we conducted a survey of the prevalence of smoking and its relationship with chronic bronchitis to more than 50,000 people in three districts of Conghua, a suburb of Guangzhou. First, the object and method Object: Survey in 60 kilometers northwest of Guangzhou, Conghua County residents. The average elevation of the area is 52 meters and the total population is 380,000, most of whom are engaged in agriculture. We have chosen a population of more concentrated good mouth, God Gang, Jiekou as a sample census point. These three