Development and psychometric assessment of the COPD and Asthma Sleep Impact Scale (CASIS).

Health Qual Life Outcomes · 2009 · PMC2794842 · PMID 19968881

Europe PMC DOI

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did not reach statistical significanceno p-value reported

Clinician-reported severity, for the COPD sample, did not reach statistical significance so future research is needed to address this potential limitation.

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