Secondary |
Dressel H |
2009 |
Germany |
HMW |
Animal-derived antigens |
Cow dander and storage mite |
Farmers |
Respiratory outcomes in farmers with occupational asthma |
Educational intervention |
In the intervention group, 91 of 120 (76%) subjects returned for follow-up after 1 year. 43 of 91 subjects were used in the analysis. |
1. The geometric mean of exhaled nitric oxide fraction (FeNO) a. In the intervention group, significantly decreased from 31.5 to 25.0 ppb (p=.001). b. In the control group, increased slightly from 27.2 to 30.7 ppb. 2. Both groups had no statistically significant changes in respiratory symptoms or spirometric results (FEV1 and FEV1/FVC). |