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Sleep Apnea Scale of Sleep Disorders Questionnaire (SA-SDQ)
Availability
Please email the author for information about obtaining the instrument: Alan.Douglass@theroyal.ca
Classification
Supplemental for Parkinson’s Disease (PD)
Short Description of Instrument
The Sleep Apnea Scale of the Sleep Disorders Questionnaire(SDQ-SA) is a 12-item scale that measures sleep-related breathing disorders.
Scoring
Each question has 5 response options related to the frequency of each situation.
References
Hagell P, Broman JE. Measurement properties and hierarchical item structure of the Epworth Sleepiness Scale in Parkinson's disease. J Sleep Res 2007;16:102-109.
 
Douglass AB, Bornstein R, Nino-Murcia G, et al. The Sleep Disorders Questionnaire. I: Creation and multivariate structure of SDQ. Sleep 1994;17:160-167.
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