Characteristics Group 1, n=10 Group 2, n=10
Age, mean (SD), years 30.5 (8.9) 36.3(12.66)
Male, No. (%) 4 (40) 4 (40)
Regular Smokers, No. (%) 2 (20) 4 (40)
Rhinological symptoms, No. (%) 0 (0) 0 (0)