Efficacy and safety of direct switch to indacaterol/glycopyrronium in patients with moderate COPD: the CRYSTAL open-label randomised trial.

Respir Res · 2017 · PMC5516383 · PMID 28720132

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did not reach statistical significanceno p-value reported

Impact of direct switch to IND/GLY on health status and rescue medication use Numerical improvements from baseline in the total CAT score were observed at Week 12 with IND/GLY versus the comparator treatments; however, these differences did not reach statistical significance (Table 3 ).

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