Table 3 Proportion of patients with baseline bronchodilator responsiveness according to GOLD severity stage.
From: Acute bronchodilator responsiveness and health outcomes in COPD patients in the UPLIFT trial
GOLD Stage | n | Criterion A | Criterion B | Criterion C |
|---|---|---|---|---|
II | 2694 | 1714 (64%) | 1735 (64%) | 1404 (52%) |
III | 2580 | 1226 (48%) | 1738 (64%) | 798 (31%) |
IV | 506 | 93 (18%) | 315 (62%) | 28 (6%) |
All | 5783 | 3033 (52%) | 3788 (66%) | 2230 (39%) |