Jedrychowski W, Becher H, Flak E, Gomoła K, Wahrendorf J
Przegl Lek. 1989;46(3):329-33.
Deaths due to the lung cancer has been investigated among the Cracow inhabitants in years 1980-1985. The control group consisted of men died to other causes than diseases and neoplasms of the respiratory tract. Data on smoking habits and habitation place of the investigated and the control group were received from family members of subjects studied. It has been stated that relative risk of death due to the lung cancer in subjects working in metallurgical industry increases parallely to the time of work and the class of workers employed more than 30 years and in these groups the relative risk of death to above cancer was equal to 2.66 (95% PU 1.37-5.42). The relative risk associated with occupational exposure has also been significant in subject working more than 20 years in other industry branches. The cigarette smoking has been determined as most significant etiologic factor of the lung cancer.
1980 - 1985年间，对克拉科夫居民中因肺癌导致的死亡情况进行了调查。对照组由死于呼吸道疾病和肿瘤以外其他原因的男性组成。关于被调查者和对照组的吸烟习惯及居住地点的数据由研究对象的家庭成员提供。结果表明，在冶金行业工作的人群中，因肺癌死亡的相对风险随工作时间增加，在工作超过30年的工人类别中，因上述癌症死亡的相对风险等于2.66（95%可信区间为1.37 - 5.42）。在其他行业分支工作超过20年的人群中，与职业暴露相关的相对风险也很显著。吸烟已被确定为肺癌最重要的病因。
