Individual domain and total St George’s Respiratory Questionnaire scores from start to end of exacerbation
| Domain | Start of exacerbation | End of exacerbation | p-value |
| Symptoms | 76.4±12.9 | 51.7±23.1 | <0.0001 |
| Activity | 65.5±26.4 | 57.4±26.5 | 0.01 |
| Impact | 47.9±18.4 | 37.2±19.2 | <0.001 |
| Total score | 57.9±17.5 | 45.7±20.0 | <0.0001 |
Data are presented as mean±sd, unless otherwise stated.