A retrospective study to assess clinical characteristics and time to initiation of open-triple therapy among patients with chronic obstructive pulmonary disease, newly established on long-acting mono- or combination therapy.

Int J Chron Obstruct Pulmon Dis · 2017 · PMC5485896 · PMID 28684905

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difference was apparentno p-value reported

This difference was apparent in the first few months after the index date and was significant in the prespecified analyses; similar findings were observed in the post hoc analyses of patients with available PFT information and patients with and without asthma.

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