煤合成油厂职工恶性肿瘤流行病学调查研究

采用回顾性队列研究方法，对煤合成油厂工人及煤气生产工人恶性肿瘤的发生情况进行了分析研究。结果煤合成油生产厂工人肺癌的ＳＭＲ明显增高；肺癌的死亡率与职业暴露程度高度相关，并呈暴露程度－反应关系。一个炼油厂的检修工作区的白血病和燃料油工作区脑瘤的ＳＭＲ均具有重要意义的超出，虽然有统计学意义，然而由于队列病例数不足，尚需进一步研究。

Epidemiological Survey on Malignant Tumors in Workers of Factories Synthesizing Oil from Coal

The incidence of malignamt tumors in the workers of factories synthesizing oil from coal was investigated by retrospective cohort study in the paper,The results showed that the SMR of lung cancer in these workers was obviously increased,the mortality of lung cancer was highly correlated with the degree of occupational exposure,showing a clear exposure degree-response relationship.The SMR of leukemia in maintenance of oil refining factory and the SMR of brain tumor in the workers of fueloil workplace were significantly high.But because of the less cases,itis still needed further study in the future.