Intention-to-treat analysis by strata
| Pseudomonas aeruginosa eradication, n | Treatment failure, n | |
| Age 1–5 years | 48 | 29 |
| 5–12 years with FEV1 <70% | 16 | 4 |
| 5–12 years with FEV1 >70% | 45 | 22 |
| Age >12 years with FEV1 <70% | 7 | 3 |
| Age >12 years with FEV1 >70% | 27 | 22 |
| Total | 143 | 80 |