Table 1 Baseline characteristics
|  | Placebo (n = 9) | 10 μg NP (n = 4) | 50 μg NP (n = 4) | 100 μg NP (n = 9) | P-value |
|---|---|---|---|---|---|
Age, Yeara | 26.0 (22–30) | 26.0 (26–27) | 21.5 (20–31) | 24.0 (19–35) | 0.70 |
FEV1, Literb | 4.92 (0.70) | 5.23 (1.19) | 4.55 (0.37) | 5.05 (0.95) | 0.78 |
Blood leukocytes, Cells Ă— 109/Lb | 5.43 (1.16) | 5.70 (0.52) | 5.10 (0.62) | 5.70 (1.60) | 0.85 |