Measurement Properties of the Brazilian Portuguese Version of the PDAQ-15

Núbia Isabela Macêdo Martins, Rodrigo Oliveira Mazza, Ana Elisa Lemos Silva, Daniel Weintraub, Vera Lúcia Santos de Britto, Clynton Lourenço Correa, Graduate Program in Physical Education, Federal University of Rio de Janeiro, Rio de Janeiro, Physical Education Course, Federal University of Rio de Janeiro, Rio de Janeiro, Graduate Program in Neurology, Fluminense Federal University, Department of Psychiatry, University of Pennsylvania, Faculty of Physical Therapy, Federal University of Rio de Janeiro, Rio de Janeiro

Journal of Geriatric Psychiatry and Neurology

Published online on December 22, 2025

Abstract

Journal of Geriatric Psychiatry and Neurology, Ahead of Print.
BackgroundThe Penn Parkinson’s Daily Activities Questionnaire (PDAQ-15) assesses the difficulty in performing cognitive instrumental activities of daily living (IADL) in people with Parkinson’s disease (PD).ObjectivesTo translate, cross-culturally adapt ...