Aclidinium improves exercise endurance, dyspnea, lung hyperinflation, and physical activity in patients with COPD: a randomized, placebo-controlled, crossover trial.

BMC Pulm Med · 2014 · PMC4364572 · PMID 25539654

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did not reach statistical significanceno p-value reported

In the aclidinium treatment period, correlations between lung volumes and endurance time were weak and did not reach statistical significance.

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