吸烟和肺癌

作者进行了吸烟和原发性肺癌关系的病例对照研究。分析是用Mantel-Haenszel法及1∶2条件Logistic回归模型进行多因素分析的方法。研究结果表明:开始吸烟年龄20岁以下,吸烟年限15年以上,每日吸烟是20支以上患肺癌相对危险性较高。同时也阐明了吸烟、精神创伤史和慢性气管炎病史是锦州地区男性肺癌发病的高危因素;吸烟、精神创伤史和室内煤烟污染是该区女性肺癌发病的主要因素。

SMOKING AND LUNG CANCER

We have made a cr.se-control study of the relationship between smoking and primary lung cancer. The result showed that there was relatively greater risk among those who began smoking before they were 20 years old, smoked more than 20 cigarettes per ady and lasted for more than 15 years and showed that smoking, heavy psychic trauma and chronic trachitis were all very dangerous factors of Jinzhou developing lung cancer of males in Jinzhou and that smoking, heavy paychic trauma and indoor coal-burned smoke were all important causes of high incidence of lung cancer of females in jinzhou.