肺功能指标

观察组(n = 80)

对照组(n = 80)

t

P

FEV1/Pred (%)

52.87 ± 8.19

86.25 ± 7.58

26.754

0.000

FEV1/FVC (%)

52.33 ± 7.52

81.74 ± 6.08

27.202

0.000

PEF/Pred (%)

40.53 ± 9.65

55.92 ± 10.13

9.839

0.000