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Clinical characteristics most associated with exacerbation treatment by age group
| Age <6 years | Age 6-12 years | Age 13-17 years | Age 18+ years |
|---|---|---|---|
| New crackles | Decline in ppFEV1 | Decline in ppFEV1 | Decline in ppFEV1 |
| Increased cough | Increased cough | Increased cough | New crackles |
| Decline in WFA | New crackles | New crackles | Hemoptysis |
| Increased sputum | New Pa | Hemoptysis | Increase cough |
Adapted from [9] Table 3 p. 403
