为了证实不吸烟者长期与烟草烟接触引起肺小气道功能异常以及吸烟者小气道功能异常的严重程度与吸烟量有关,作者对2,100例受检者进行了肺功能测定。 2,100例受检者中男性、女性各为半数,平均年龄45岁左右,根据其与烟草烟接触或吸烟与否以及吸烟程度分为6组。第一组受检者不吸烟,无论在生活或工作环境内亦未曾与香烟接触过。第二组受检者不吸烟,在生活环境中亦不与香烟接触,但在工作环境中与烟草接触20余年。第三组受检者虽吸烟但并无吸烟嗜好。第四组受检者虽有吸烟嗜好 In order to confirm that long-term non-smoker exposure to tobacco smoke causes abnormalities of pulmonary airway function and the severity of small airway dysfunction in smokers is related to smoking, 2,100 pulmonary function tests were performed. 2,100 males and females in each half of the average age of about 45 years old, according to their exposure to tobacco smoke or not and the degree of smoking is divided into six groups. The first group of non-smokers did not have contact with cigarettes either in their working or working environment. The second group of subjects did not smoke. They also did not contact with cigarettes in their living environment, but they were exposed to tobacco for more than 20 years in the working environment. The third group of subjects although smoking but no smoking habits. The fourth group of subjects although smoking habit