Table 1.
Subject Characteristics
| Asthmatic Subjects | Healthy Subjects | P Value | |
|---|---|---|---|
| n = 11 | n = 10 | ||
| Age yrs. (mean ± SD) | 12.3 (3.3) | 11.3 (3.4) | 0.5 |
| Sex (female/male) | 2/9 | 6/4 | |
| Currently using inhaled steroids (%) | 9 (82%) | ||
| History of atopy, n; (%) | 10 (91%) | ||
| Positive RAST, n; (%) | 10 (91%) | ||
| IgE IU/mL (median ± SD) | 890 (1536) | 20.9 (13.1) | 0.005 |
| FVC % predicted (mean ± SD) | 99.7 (11.2) | 99.8 (13.8) | 0.98 |
| FEV1/FVC Ratio (mean ± SD) | 0.82 (0.05) | 0.89 (0.04) | 0.005 |
| FEV1% predicted (mean ± SD) | 89.9 (8.2) | 100.7 (15.4) | 0.24 |
| FEF25–75% predicted (mean ± SD) | 85.0 (20.4) | 104.1 (15.4) | 0.08 |
| FENO ppb (mean ± SD) | 28.3 (41.1) | 9.3 (4.6) | 0.15 |
RAST Radioallergosorbent testing, FVC Forced vital capacity, FEV1 Forced expiratory volume in 1 s, FEF25–75 Forced expiratory flow between 25 and 75% of expiration