The CASIS is a 15-item patient-reported measure to assess the impact on sleep due to respiratory disease. The response options ranged from 1 = never to 5 = very often, and several items are reverse-scored
Year: 2009 Authors: Pokrzywinski et al Disease: COPD Outcome: Sleep Quality
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Measure: Sleep quality
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Number of RCTs that used this tool (in our study): 1
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Scale: Lower scores are better, scores range 15-75 Reference: Pokrzywinski, R. F., Meads, D. M., McKenna, S. P., Glendenning, G. A., & Revicki, D. A. (2009). Development and psychometric assessment of the COPD and Asthma Sleep Impact Scale (CASIS). Health and quality of life outcomes, 7, 98.
Target population: General population Focus Disease specific Translations available: No Original version validated: Yes Original language: English Form of delivery: Self-reported Licence needed: Yes 10.1186/1477-7525-7-98