Chronic Obstructive Pulmonary Diseases:Journal of the COPD Foundation

Running Head: Erratum: 2016-0158

Citation: Erratum. Chronic Obstr Pulm Dis. 2017; 4(3): 258-258. doi:

In Volume 4, Issue 1, published in January 2017, the article, “Efficacy of formoterol fumarate delivered by metered dose inhaler using Co-suspension™ delivery technology versus Foradil® Aerolizer® in moderate-to-severe COPD: a randomized, dose-ranging study” (Chronic Obstr Pulm Dis. 2017; 4(1): 21-33. doi: by Sethi et al, contained a mistake in the Methods: Study Patient Population section. The second sentence of this section should have read:

“Patients were also required to have a post-bronchodilator FEV1 ≥30% and <80% of the predicted value and ≥750mL at screening (Visit 1) and pre-bronchodilator FEV1 <80% of the predicted value at baseline (Visit 2).”

This correction has been posted in the online version of the article. The authors regret this error.

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