Demographical characteristics
| Children/adolescents# | Adults¶ | |
| Subjects n | 276 | 224 |
| Sex M | 64% | 39% |
| Age yrs | 12±3 | 43±14 |
| Age range yrs | 6–17 | 18–70 |
| Disease diagnosed since | ||
| SAR yrs | 6±2 | 14±9 |
| Asthma yrs | 7±3 | 18±13 |
| SAR and asthma yrs | SAR for 8±3 | SAR for 23±13 |
| Asthma for 7±3 | Asthma for 15±11 | |
Data are shown as mean±sd unless otherwise stated
M: male
SAR: seasonal allergic rhinitis
#: 6–17 yrs
¶: 18–70 yrs