Relationship between variability in FEV1 and prednisolone response
| Prednisolone response | |||
|---|---|---|---|
| Change in FEV1 | <–20% | −20% to +20% | >+20% |
| N | 8 | 447 | 59 |
| Visit 1 – Visit 0 | −67 ml (158 ml) | −50 ml (155 ml) | −107 ml (168 ml) |
| Visit 2 – Visit 1 | 47 ml (105 ml) | −10 ml (132 ml) | −127 ml (187 ml) |