Clinical and Experimental Otorhinolaryngology (Jun 2017)
Low Concentration PM Had No Effect on Nasal Symptoms and Flow in Allergic Rhinitis Patients
Abstract
Objectives Since Korea is geographically close to China (the origin site for Asian sand dust [ASD]) the health influence of ASD event will be still greater in Korea. We aimed to evaluate the effect of PM10 (particulate matter with aerodynamic diameter 100 μg/m3) Results There was no significant difference between group A and B in nasal symptoms and PNIF during the 120-day period. Changes in nasal symptoms and PNIF were not statistically significant before or after a PM10 concentration rise above 100 μg/m3. Conclusion Low concentration PM10 does not have significant effect on nasal symptoms and PNIF in AR patients.
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