Definition of high-dose inhaled corticosteroids for inclusion criteria
| Inhaled corticosteroid | Dose μg | Inhaler type |
| Beclomethasone | ≥800 | DPI, CFC MDI |
| ≥320 | HFA MDI | |
| Budesonide | ≥800 | MDI, DPI |
| Ciclesonide | ≥160 | HFA MDI |
| Fluticasone | ≥500 | HFA MDI, DPI |
| Fluticasone furoate | ≥200 | DPI |
| Fluticasone propionate | ≥400 | DPI |
| ≥500 | HFA | |
| Mometasone | ≥500 | DPI |
| Triamcinolone | ≥1200 |
DPI: dry powder inhaler; MDI: metered-dose inhaler; CFC: chlorofluorocarbon; HFA: hydrofluoroalkane.