Between 60 and 98% of patients with Parkinson's disease (PD) have sleep-related
symptoms. 1 The motor disturbances of this disease may cause an inability to achieve restful …

The nature of sleep is one of the major sources of dissatisfaction with the quality of life
among patients with Parkinson's disease (PD). Difficult sleep maintenance (light and …

Background: While sleep disturbances in Parkinson disease (PD) used to be
underdiagnosed, they have received greater recognition more recently. Objective is to …

Association between sleep disturbances in Parkinson’s disease and clinical course: A
questionnaire-based study Page 1 UNCORRECTEDPROOF Patients and Methods/Material and …

Methods Parkinson's disease (PD) patients who had polysomnography (PSG) study
performed within a year for sleep complaints and with complete data were included in the …

Sleep disorders are common in the general population and occur more frequently with
advancing age. However, patients with Parkinson's disease (PD) have been known to have …

Sleep abnormalities are frequently found in Parkinson's disease (PD). However, it is unclear
if they are present from the initial stages of PD. We thus aimed to assess sleep disturbances …

Methods 29 PD patients participated in the survey, conducted at movement disorder clinic in
Bishkek, 18 males and 11 females. The mean age was 66, 59±8.753 (48-85) years …

Methods We examined 106 patients with PD (56 men and 51 women aged 56.09±10.9
years) and 10 healthy individuals matched by sex and age. The duration of the disease was …

Objective: The aim of this study was to determine the reliability and validity of the Parkinson's
Disease Sleep Scale (PDSS)-Turkish version. 48 patients with idiopathic Parkinson's …