Open AccessThe Parkinson's Disease Questionnaire (PDQ-39): development and validation of a Parkinson's disease summary index score
Author(s) -
Crispin Jenkinson,
Ray Fitzpatrick,
Viv Peto,
Richard Greenhall,
Nigel Hyman
Publication year - 1997
Publication title -
age and ageing
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.014
H-Index - 143
eISSN - 1468-2834
pISSN - 0002-0729
DOI - 10.1093/ageing/26.5.353
Subject(s) - medicine , construct validity , rating scale , physical therapy , disease , index (typography) , parkinson's disease , psychometrics , clinical psychology , psychology , developmental psychology , world wide web , computer science
o briefly outline the development and validation of the Parkinson's Disease Questionnaire (PDQ-39) and then to provide evidence for the use of the measure as either a profile of health status scores or a single index figure.
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