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Summary of Lung Function (FEV1) [Mean (SD)] Measures on Challenge Study Day
| FEV1 (% pred) | % base FEV1 at 30 min post challenge | % base FEV1 at 3 hr post challenge | % base FEV1 at 6 hr post challenge | |
|---|---|---|---|---|
| Healthy nonsmokers | 102 (13) | 100 (2) | 101 (2) | 100 (2) |
| Smokers | 101 (12) | 100 (2) | 100 (4) | 99 (4) |
