对3,335例住院尘肺男性患者进行了群体研究,检查他们的肺癌死亡率.受检者来自11所劳灾病医院,所谓劳灾病医院即指治疗尘肺和其他职业性病伤的专科医院。对患者从1979追踪至1983年。以评价其死亡率。年龄修正的预计数用普通人群死亡率作为标准计算,显示出肺癌 (?)/E 比率明显地 A total of 3,335 male patients with hospitalized pneumoconiosis were enrolled in a study to determine their lung cancer deaths, from 11 clinics affected by the disease and hospitals referred to as specialized hospitals for the treatment of pneumoconiosis and other occupational diseases. Patient from 1979 to 1983. To assess its mortality. The age-adjusted predictions, calculated using the general population mortality rate, show that the lung cancer (?) / E ratio is significantly