Patient characteristics

Sex (male:female)

(20:12)

Age (years)

63 ± 13

(38 - 85)

Height (cm)

162 ± 10

(144 - 179)

Weight (kg)

52 ± 11

(35 - 80)

Spirometric value

Pretreatment (n = 32)

Post treatment (n = 27)

P value*

FVC (L)

2.8 ± 1.0

(1.2 - 5.2)

2.9 ± 1.1

(1.2 - 4.9)

NS

FEV₁ (L)

1.3 ± 0.7

(0.3 - 3.0)

2.0 ± 0.9

(0.6 - 4.2)

<0.0001

FEV₁/FVC

0.55 ± 0.22

(0.11 - 0.93)

0.71 ± 0.11

(47.2 - 85.8)

<0.001

FEV₁ (% predicted)

51.0 ± 19.8

(8.4 - 80.6)

82.0 ± 24.6

(30.3 - 142)

<0.0001

FEF_25-75% (L/sec)

1.24 ± 0.8

(0.2 - 3.1)

2.10 ± 1.29

(0.15 - 5.98)

<0.0001

FEF_25-75%(% predicted)

29.5 ± 17.4

(4.8 - 72.0)

47.3 ± 25.6

(4.8 - 110.6)

<0.0001

Peak flow (L/sec)

2.3 ± 1.1

(0.8 - 4.5)

4.3 ± 2.0

(1.92 - 9.18)

<0.0001