Data are presented as minimum - maximum (mean ± SD). PD, Parkinson's disease; NC, normal control; TPD, Tremor-dominant PD; NTPD, Non-tremor-dominant PD; MMSE, Mini-Mental State Examination; UPDRS, Uni
ObjectiveTo 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