Demographic characteristics of study children
| Median (IQR) | |
|---|---|
| eNO=exhaled nitric oxide; FEV1 =forced expiratory volume in 1 second; FVC=forced vital capacity; PEFR=peak expiratory flow rate; IQR=interquartile range. | |
| Age (years) | 12.0 (9.5–13.4) |
| Age asthma diagnosed (years) | 1.50 (0.9–3.8) |
| Weight (kg) | 41.0 (34.0–49.3) |
| Height (cm) | 145.9 (135.8–155.7) |
| eNO (ppb) | 23.9 (11.4–41.5) |
| FEV1 (% predicted) | 88.5 (79.5–97.5) |
| FVC (% predicted) | 107.0 (94.25–118.75) |
| PEFR (% predicted) | 85.0 (79.25–100.75) |