Xiaoxia Zhou, Yaqin Xiang, Tingwei Song, Yuwen Zhao, Hongxu Pan, Qian Xu, Yase Chen, Qiying Sun, Xinyin Wu, Xinxiang Yan, Jifeng Guo, Beisha Tang, Lifang Lei, Zhenhua Liu
OBJECTIVE: To assess the prevalence, evolution, clinical characteristics, correlates and predictors of fatigue as well as to investigate the influence of comorbid fatigue on the longitudinal changes in motor and non-motor symptoms over a 2-year longitudinal follow-up period in a large cohort of patients with Parkinson's disease (PD). MATERIALS AND METHODS: A total of 2,100 PD patients were enrolled from the Parkinson's Disease & Movement Disorders Multicenter Database and Collaborative Network in China (PD-MDCNC), and their motor and non-motor symptoms were assessed biennially using comprehensive scales, including the 16-item Parkinson Fatigue Scale (PFS-16)...
2023: Frontiers in Aging Neuroscience