Figure 2

Difference in ΔFEV1 (change in FEV1 compared to baseline FEV1) between allergic rhinitis and allergic asthma after inhaling hypertonic saline solution (4.5%) at baseline.
Difference in ΔFEV1 (change in FEV1 compared to baseline FEV1) between allergic rhinitis and allergic asthma after inhaling hypertonic saline solution (4.5%) at baseline.