Parkinson’s Disease Sleep Scale 2 (PDSS-2)

Chaudhuri KR; Trenkwalder C

Distributed by Mapi Research Trust


Distributed by Mapi Research Trust

Basic description

Developed in 2010
The PDSS-2 is a revised version of the Parkinson’s Disease Sleep Scale (PDSS).

AUTHOR WEBINAR on the PDSS-2: Consult the Recorded session!


Chaudhuri KR; Trenkwalder C

PDSS-2 © Ray Chaudhuri, Claudia Trenkwalder 2010. All Rights Reserved.
To characterise and quantify the various aspects of nocturnal sleep problems in Parkinson's disease (PD)
Therapeutic area
  • Nervous System Diseases
Therapeutic indication

Parkinson Disease

Type of Clinical Outcome Assessment (COA)
  • pro PRO
Original language(s)
  • English for the UK
  • German for Germany
Bibliographic reference(s) of the original questionnaire

Trenkwalder C, Kohnen R, Högl B, Metta V, Sixel-Döring F, Frauscher B,Hülsmann J, Martinez-Martin P, Chaudhuri KR. Parkinson's disease sleepscale--validation of the revised version PDSS-2. Mov Disord. 2011Mar;26(4):644-52 (PubMed abstract)

Muntean ML, Benes H, Sixel-Döring F, Chaudhuri KR, Suzuki K, Hirata K, Zimmermann J, Trenkwalder C. Clinically relevant cut-off values for the Parkinson's Disease Sleep Scale-2 (PDSS-2): a validation study. Sleep Med. 2016 Aug;24:87-92 (PubMed abstract)

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Contact and conditions of use


Chaudhuri KR; Trenkwalder C

Professor K Ray Chaudhuri
Neurology, 9th Floor Ruskin Wing, 
Kings College Hospital, Denmark Hill,London SE5 9RS
Tel: +44 (0) 20 7848 5681
E-mail: chaudhuriray@hotmail.com; ray.chaudhuri@kcl.ac.uk

Ray Chaudhuri publications (PubMed)


Dr. Claudia Trenkwalder
University of Goettingen and Paracelsus-Elena Hospital
Center of Parkinsonism and Movement Disorders, Klinikstr. 16
34128 Kassel
E-mail: ctrenkwalder@gmx.de

Claudia Trenkwalder publications (PubMed)


Dr. Ralf Kohnen
Ralf Kohnen publications (PubMed)

Contact information

Mapi Research Trust
27 rue de la Villette
69003 Lyon
Phone: +33 (0)4 72 13 66 66

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Original language(s)

  • English for the UK
  • German for Germany


The list of available translations is subject to constant changes and may not be exhaustive. It is provided for information only. Some recently produced translations may not be included in the list below yet. Please do check the status of available translations with Mapi Research Trust / the developers / copyright holders / distributors.

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German for Austria*
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BiblioPRO: you can find information about the Spanish version here - puede encontrar información sobre la versión española aqui

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More information on translations

Bibliographic reference of the Japanese translation:

Suzuki K, Miyamoto M, Miyamoto T, et al. Nocturnal disturbances and restlessness in Parkinson's disease: using the Japanese version of the Parkinson's disease sleep scale-2. J Neurol Sci. 2012 Jul 15;318(1-2):76-81 (PubMed Abstract)

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