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Developed by:
Ray Chaudhuri (UK) & Claudia Trenkwalder (Germany)
Objective:
The aim of this instrument is to characterise and quantify the various aspects of nocturnal sleep problems in Parkinsons's Disease.
Copyright:
PDSS-2© Ray Chaudhuri, Claudia Trenkwalder, 2010. All rights reserved.
Reference publication:
Parkinson's Sleep Scale - Validation of the Revised Version, PDSS-2, in Movement Disorders, by Trenkwalder C, Kohnen, Hogl, Metta, Sixel-Döring, Frauscher et al., Editorial Ref. code: MDS-10-0923. R1, Mov Disord 2011, Article Identifier at Wiley (AID): MDS23467
Conditions of use:
1. User Agreement:
User is required to complete and sign a User Agreement in which specific conditions requested by the Authors are detailed.
2. Access fees:
 Authors' royalty fees:
- In any academic research and clinical practice: free of charge
- If the PDSS-2 is used in a study sponsored by “for profit” organizations, its use is subject to Authors' royalty fees. These fees contribute to current research on Parkinson's Disease.
The current fees for use of the PDSS-2 and related materials are:
• Less than 50 patients included in the study = 3675 €* per study
• From 50 to 199 patients included in the study = 7350 €* per study
• From 200 to 499 patients included in the study = 15750 €* per study
• From 500 to 999 patients included in the study = 21000 €* per study
• More than 1.000 patients included in the study = 26250 €* per study
Other specific conditions requested by the Author are detailed in the User Agreement.
Distribution fees are requested according to the study design and context of use of the questionnaire:
- In not-funded academic research (1) and individual clinical practice: free of charge
- In funded academic research (2): 300 €* per study + 50 €* per language version
- In commercial studies (3) involving "for-profit" organizations: 600 €* per study + 250 €* per language version
* excluding VAT
(1) Not funded academic research: if the project is not explicitly funded, but funding comes from overall departmental funds or from the University or individual funds then fees are waived.
(2) Funded academic research: projects receiving funding from commerce, government, EU should anticipate paying the corresponding fees.
(3) Commercial studies (industry, CRO, any for-profit companies).
Review copy:
UK English version available for review purpose only. Please click here to access
Contact information:
MAPI Research Trust
27 rue de la Villette
F - 69003 LYON
Tel: +33 4 72 13 65 75
Fax: +33 4 72 13 55 73
This e-mail address is being protected from spambots. You need JavaScript enabled to view it
Please have the User Agreement completed, dated and signed and return one original copy to MAPI Research Trust by post. As soon as we receive it, we will process your request.
More information on the PDSS-2 on PROQOLID [site under construction: sorry, no link available yet]
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