Bronchodilator Response in COPD IPPB Trial
Approximately half of the subjects were reversible at screening (ᡄ% increase in FEV1 over baseline)
In subjects non-reversible at screening (% increase in FEV1)
- 30% of these subjects had a ᡇ% increase in FEV1 at each subsequent test day
- 68% of these subjects had a ᡇ% increase in FEV1 on at least one of the 7 follow-up test days
Anthonisen, et al. Am Rev Respir Dis, 1986;133:814-819.
Annals of Internal Medicine, 1983;99:612-620.