All data wasanalyzed by self-compared and Chi-square test. [Results] The decline of lung functionis related to the abnormal respire symptom and sign obviously, especially in the female.

• [结果]各组、各检测指标10年后均有不同程度的改变，异常检出率比10年前均有明显上升，呼吸道异常与肺通气功能下降率有显著的相关。