Demographic data of the children recruited in Erlangen
| Healthy control children | Children with asthma | |
| Subjects | 22 | 24 |
| Sex | ||
| Male | 59.1 (13/22) | 62.5 (15/24) |
| Female | 40.9 (9/22) | 37.5 (9/24) |
| Age years | 4.7±0.84 | 4.8±0.64 |
| FEV1 <100% predicted | 27 (6/22) | 54 (13/24) |
| Treatment | ||
| No treatment | 100 (22/22) | |
| Nonsteroid | 21 (5/24) | |
| Steroid | 17 (4/24) | |
| Steroid+nonsteroid | 63 (15/24) | |
| NPF: RV | ||
| Negative | 55 (12/22) | 46 (11/24) |
| Positive | 45 (10/22) | 54 (13/24) |
Data are presented as n, % (n/N) or mean±sd. FEV1: forced expiratory volume in 1 s; NPF: nasopharyngeal fluid; RV: rhinovirus.