Reliability and Validity of Pupillary Response During Dual-Task Balance in Parkinson Disease.

ABSTRACT:

Objective

To investigate the reliability and validity of pupillary response during dual-task balance conditions in individuals with Parkinson disease (PD).

Design

Cross-sectional study.

Setting

University of Kansas Medical Center Parkinson's Disease and Movement Disorder Center.

Participants

Participants (N=68) included individuals with PD (n=33) and healthy controls (n=35).

Interventions

Not applicable.

Main outcome measures

Pupillary response was the main outcome measure that was measured during the following conditions: single-task balance eyes open, single-task balance eyes occluded, dual-task eyes open, and dual-task eyes occluded. After each condition, the National Aeronautics and Space Administration-Task Load Index (NASA-TLX) was administe

SUBMITTER: Kahya M 

PROVIDER: S-EPMC7914127 | biostudies-literature | 2021 Mar

REPOSITORIES: biostudies-literature