Characteristics | Baseline | Follow-up | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Boys | Girls | Boys | Girls | ||||||||||||||
 |  |  | Asthma | Non-asthma | Asthma | Non-asthma | ||||||||||||
FEV1 (L) | 3.30 | ± | 0.58 | 2.66 | ± | 0.43 | 3.41 | ± | 0.53 | 3.46 | ± | 0.54 | 2.64 | ± | 0.40 | 2.64 | ± | 0.39 |
FEV1 (% of predicted) | 101.5 | ± | 12.9 | 97.8 | ± | 13.8 | 99.5 | ± | 12.8 | 99.6 | ± | 11.9 | 94.8 | ± | 11.3 | 95.2 | ± | 12.1 |
FVC (L) | 3.64 | ± | 0.64 | 2.88 | ± | 0.45 | 3.73 | ± | 0.62 | 3.74 | ± | 0.60 | 2.80 | ± | 0.42 | 2.81 | ± | 0.41 |
FVC (% of predicted) | 99.1 | ± | 12.5 | 99.2 | ± | 13.2 | 96.5 | ± | 12.2 | 95.9 | ± | 11.3 | 94.5 | ± | 11.2 | 95.2 | ± | 11.6 |
FEV1/FVC (%) | 91.1 | ± | 6.46 | 92.5 | ± | 6.78 | 91.9 | ± | 5.78 | 92.7 | ± | 5.63 | 94.2 | ± | 5.40 | 94.2 | ± | 5.36 |