Treatment response in COPD: does FEV1 say it all? A post hoc analysis of the CRYSTAL study
The association between clinically relevant changes in patient-reported outcomes (PROs) and forced expiratory volume in 1 s (FEV1) in patients with chronic obstructive pulmonary disease (COPD) has rarely been investigated. Using CRYSTAL, a 12-week open-label study in symptomatic, nonfrequently exace...
| Main Authors: | , , , , , , , , , |
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| Format: | Article |
| Language: | English |
| Published: |
European Respiratory Society
2019-02-01
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| Series: | ERJ Open Research |
| Online Access: | http://openres.ersjournals.com/content/5/1/00243-2018.full |