Validation of Parkinson's Disease-Related Questionnaires in South Africa.

ABSTRACT:

Background

There are very few epidemiological studies investigating Parkinson's disease (PD) in Africa. The hundreds of local languages and dialects make traditional screening and clinical evaluation tools difficult to use.

Objective

The objective of the study was to validate two commonly used PD questionnaires in an African population.

Methods

The PD Screening Questionnaire (PDSQ) and Parkinson's Disease Questionnaire (PDQ-39) were modified and translated into Afrikaans, Setswana, and isiZulu and administered to a sample of healthy local residents. We assessed the internal consistencies and cluster characteristics of the questionnaires, using a Cronbach's alpha test and exploratory factor analysis. The questionnaires were then administered to a population-based sampl

SUBMITTER: Nelson G 

PROVIDER: S-EPMC7306845 | biostudies-literature | 2020

REPOSITORIES: biostudies-literature