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The REM Sleep Behavior Disorder (RBD) Screening Questionnaire (RBDSQ)
Please email the author for information about obtaining the instrument: Dr. Karin Stiasny-Kolster,
Supplemental: Parkinson's Disease (PD)
Short Description of Instrument
The REM Sleep Behavior Disorder (RBD) screening questionnaire (RBDSQ) is a 10-item self-completed questionnaire that has been used in idiopathic RBD.
Comments/Special Instructions
RBDSQ is RBD screening tool.  
Scoring and Psychometric Properties
Scoring: This scale includes 10 "yes/no" questions that cover the clinical features of RBD. The maximum total score is 13 points. According to the original validation study, a cut-off score of 5 is suggestive of the presence of RBD.
Psychometric Properties: RBDQSQ has good internal consistency (Cronbach's alpha = 0.89). In a sample of patients form sleep clinic: sensitivity 96% and specificity 56% at the suggested cut-off of 5. In the general population specificity is 93%.
Strengths: Available is several languages
Key Reference:
Stiasny-Kolster K, Mayer G, Sch?fer S, MÖller JC, Heinzel-Gutenbrunner M, Oertel WH. The REM sleep behavior disorder screening questionnaire--a new diagnostic instrument. Mov Disord. 2007 Dec;22(16):2386-93.
Additional References:
Li SX, Wing YK, Lam SP, Zhang J, Yu MW, Ho CK, Tsoh J, Mok V. Validation of a new REM sleep behavior disorder questionnaire (RBDQ-HK). Sleep Med. 2010 Jan;11(1):43-8.
Miyamoto T, Miyamoto M, Iwanami M, Kobayashi M, Nakamura M, Inoue Y, Ando C, Hirata K. The REM sleep behavior disorder screening questionnaire: validation study of a Japanese version. Sleep Med. 2009 Dec;10(10):1151-4.
Stiasny-Kolster K, Sixel-DÖring F, Trenkwalder C, Heinzel-Gutenbrunner M, Seppi K, Poewe W, HÖgl B, Frauscher B. Diagnostic value of the REM sleep behavior disorder screening questionnaire in Parkinson's disease. Sleep Med. 2015 Jan;16(1):186-9.
Wang Y, Wang ZW, Yang YC, Wu HJ, Zhao HY, Zhao ZX. Validation of the rapid eye movement sleep behavior disorder screening questionnaire in China. J Clin Neurosci. 2015 Sep;22(9):1420-4.
Document last updated August 2022