Variables

Study group

(N = 95)

Mean ± SD

Control group (N = 95)

Mean ± SD

T test

p-value

Pre-bronchodilator FEV1 (L)

1.93 ± 0.43

2.17 ± 0.54

3.38

0.001

Pre-bronchodilator FVC (L)

2.54 ± 0.37

2.88 ± 0.62

4.49

<0.001

Pre-bronchodilator FEV1/FVC (%)

91.23 ± 6.17

98.69 ± 4.33

-

0.677

Post-bronchodilator FEV1 (L)

2.19 ± 0.46

2.30 ± 0.55

1.50

0.136

Post-bronchodilator FVC (L)

2.92 ± 0.41

2.97 ± 0.66

0.59

0.560

Post-bronchodilator FEV1/FVC (%)

96.23 ± 7.27

98.92 ± 2.43

-

0.347

Pre-bronchodilator PEFR (L/min)

3.91 ± 0.74

4.42 ± 1.26

3.38

0.001

Post-bronchodilator PEFR (L/min)

4.37 ± 0.81

4.58 ± 1.37

1.28

0.202