Group | Mean Parameters (SD) | |||||
---|---|---|---|---|---|---|
Baseline FEV1 | PIF (L/min) |
IF25 (L/min) |
IF50 (L/min) |
IF75 (L/min) |
IV (L) |
IV1 (L) |
n=25 Overall (SD) Range |
75.5 (27.2) 27.2 – 142.8 |
71.7 (25.7) 25.8 – 130.2 |
68.7 (27.1) 22.2 – 136.2 |
57.9 (24.1) 21.0 – 122.4 |
1.83 (0.97) 0.54 – 4.03 |
1.05 (0.39) 0.39 – 1.96 |
n=7 FEV1 ≤ 1L (SD) Range |
51.0 (15.4) 27 – 70.8 |
49.3 (15.4) 25.8 – 68.4 |
45.6 (15.7) 22.2 – 66.6 |
36.4 (13.7) 20.4 – 54.6 |
0.90 (0.33) 0.54 – 1.39 |
0.68 (0.21) 0.39 – 0.92 |
n=18 FEV1 > 1L (SD) Range |
85.1 (24.9) 52.2 – 142.8 |
80.4 (23.8) 48.0 – 130.2 |
77.6 (25.4) 46.8 – 136.2 |
64.7 (22.7) 25.8 – 120.6 |
2.20 (0.89) 1.00 – 4.03 |
1.19 (0.35) 0.76 – 1.96 |