Spirometric variable

Screeners (n = 15)

p

Before

After

VEMS (%)

84.07 ± 12.40

83.27 ± 15.21

NS

FEF 25

4.73 ± 1.78

4.36 ± 1.89

NS

FEF 75

2.63 ± 1.30

1.99 ± 0.67**

<0.01

FEF 25 - 75

3.24 ± 0.81

3.14 ± 1.32

NS