Table 1.
Subject Characteristics
| Characteristics | Asthma (n=80) | Control (n=60) | P value |
|---|---|---|---|
| Age, y | 8.3 (6.6–10.9) | 8.9 (6.8–12.2) | n.s. |
| Sex, male (%) | 53 (66.2) | 35 (58.3) | n.s. |
| Blood eosinophil,/μL | 551.8 ± 407 | 165.8 ± 94.2 | < 0.001 |
| Total IgE, IU/mL | 421.5 (202–1636) | 47.9 (21.5–87.4) | < 0.001 |
| Serum ECP, μg/L | 14.4 (6.8–28.1) | 7.5 (4.9–17.3) | < 0.001 |
| FEV1, % predicted | 89.4 ± 18.3 | 105.2 ± 11.5 | < 0.001 |
| Change in FEV1 after BD, % | 10.2 (1.6–18) | 0.65 (0–5.8) | < 0.001 |
| FEV1/FVC, % | 87.0 ± 12.9 | 102.5 ± 8.0 | < 0.001 |
| FEF25-75%, % predicted | 62.1 ± 25.6 | 95.7 ± 20.8 | < 0.001 |
Values are presented as mean ± standard deviation, median (interquartile range) or number (%). ECP, eosinophil cationic protein; FEV1, forced expiration volume in one second; BD, bronchodilator; FVC, forced vital capacity; FEF25-75%, forced expiratory flow at 25–75% of vital capacity; n.s., not specified