Validation of the Portuguese MDS-UPDRS: Challenges to Obtain a Scale Applicable to Different Linguistic Cultures.

ABSTRACT:

Background

The MDS-UPDRS has been available in English since 2008, showing satisfactory clinimetric results and being proposed as the new official benchmark scale for Parkinson's disease (PD), being cited as a core instrument for PD in the National Institutes of Neurological Disorders and Stroke Common Data Elements program. For this reason, the MDS created guidelines for development of MDS-UPDRS official, clinimetrically validated translations.

Objective

This study presents the formal process used to obtain the officially approved Portuguese version of the MDS-UPDRS.

Methods

The study consisted of three phases: (1) Independent translation by Portuguese and Brazilian teams followed by a challenging consensus process that this article particularly emphasizes; (2) Cogni

SUBMITTER: Soares T 

PROVIDER: S-EPMC11736879 | biostudies-literature | 2025 Jan

REPOSITORIES: biostudies-literature