Mean + SD

t-value

Significant

Pre

Post

FVC

1.47 ± 0.41

2.99 ± 0.46

5.46

<0.05

FEV

1.12 ± 0.26

2.52 ± 0.33

4.634

<0.05

PEF

2.05 ± 0.72

3.25 ± 0.78

5.512

<0.05

RR

24.51 ± 2.82

20.01 ± 2.02

4.83

<0.05

SaO₂

89.52 ± 3.46

97.21 ± 3.34

5.17

<0.05