目的：探讨肺功能试验在老年支气管哮喘（老年哮喘）诊断中的价值。
Objective: It was designed to evaluate the diagnostic value of selective pulmonary function tests (PFT) for the asthma in the aged.
双肺VD、双肺AR、空气潴留评分值与肺功能试验的结果存在显著性相关。
VD and AR of bilateral lungs and air trapping score were statistically correlated with PFT results.
如果你的症状和肺功能测试并不能清楚地表明你患有哮喘，那么你就可以进行这项试验。
This test may be performed if your symptoms and spirometry test do not clearly show asthma.
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