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. 2020 Jan 8;15:43–56. doi: 10.2147/COPD.S223638

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© 2020 Chen et al.

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Least squares mean change (±SE) from baseline in morning pre-dose trough FEV₁ over 24 weeks (China ITT population).

Note: Morning pre-dose trough FEV₁ over 24 weeks was based on assessments at Weeks 2, 4, 8, 12, 16, 20, and 24.

Abbreviations: FEV₁, forced expiratory volume in 1 second; FF, formoterol fumarate; GFF, glycopyrrolate/formoterol fumarate; GP, glycopyrrolate; ITT, intent-to-treat; LSM, least squares mean; MDI, metered dose inhaler; SE, standard error.