焦化厂职工肺癌死亡调查分析

INVESTIGATON AND ANALYSIS OF THE DEATH-RATE FROM LUNG CANCER IN COKING WORKERS

对太原某焦化厂１９７２～１９８９年不同工种、工龄职工恶性肿瘤及肺癌死亡分析表明，焦化厂职业肺癌死亡高于对照厂（Ｐ＜０．０１）；炼焦工和化洗工肺癌死亡高于对照厂（Ｐ＜０．０１）；炼焦工和化洗工肺癌死亡高于同厂其他工种（Ｐ＜０．０１）；炼焦工肺癌死亡率随在该环境工作年限的增加呈明显上升趋势（Ｐ＜０．０１）。研究揭示，焦化职业肺癌高发，炼焦工肺癌更高发。

The death-rate from malignant tumor and lung cancer in. 1972 to l989 was investigated in workers of a coking plant inTaiyuan. The result showed that the mortality rate of lung cancer was significantly higher in the workers of coking plant, especial-ly the coking and chemoclense worker,that tbat in control plant(P<0. 01).As the working yeat、s standing in coking workers in-crcaed,the mortality rate of lung cancer rose markedly.This study suggested that the incidence of lung cancer was higher in theoccupdation of coking,particularly in coking workers.