The DI is a 10-item questionnaire that quantifies the severity of symptoms in upper airway dyspnea
Year: 2014 Authors: Gartner-Schmidt et al. Disease: COPD Outcome: COPD symptoms (short term)
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Measure: Dyspnea or breathlessness
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Number of RCTs that used this tool (in our study): 1
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Scale: Lower scores are better Reference: Gartner-Schmidt, J. L., Shembel, A. C., Zullo, T. G., & Rosen, C. A. (2014). Development and validation of the Dyspnea Index (DI): a severity index for upper airway–related dyspnea. Journal of Voice, 28(6), 775-782.
Target population: General population Focus Disease specific Translations available: Yes Original version validated: Yes Original language: English Form of delivery: Self-reported Licence needed: Yes 10.1016/j.jvoice.2013.12.017