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Time points at which information on determinants and outcomes were obtained
| Age (y) | Determinant | Outcomes |
|---|---|---|
| 1 | Growth model | |
| 2 | Growth model | |
| 3 | Growth model | |
| 4 | Growth model | |
| 5 | Growth model | |
| 6 | Growth model | |
| 7 | Growth model | |
| 8 | Growth model | Asthma |
| Bronchial responsiveness (methacholine) | ||
| Spirometry | ||
| 9 | Growth model | |
| 10 | Growth model | |
| 11 | ||
| 12 | ||
| 13 | ||
| 14 | Asthma | |
| 15 | Bronchial reversibility (salbutamol) | |
| Spirometry | ||
| 16 | ||
| 17 | Asthma |
