… Sleep-onset tome by actigraphy in patients with Parkinson's disease. … Disturbances in
melatonin secretion and circadian sleep-wake regulation in Parkinson disease. … Comparison …

… time in bed (min between lights on and lights off), total sleep time (TST; min of sleep between
sleep onset and wake time… by actigraphy using 5 immobile min required for sleep onset and …

… measured sleep parameters for 157 PD patients using an actigraph on the non-dominant
wrist … after sleep onset (WASO) and fragmentation index (FI). Total sleep time and sleep onset …

… patients. Correlations were found between actigraphy and total sleep time, wake after sleep
onset … total sleep time and sleep efficiency measured with actigraphy and PSG. Although the …

… Our results suggest that actigraphy is an appropriate method … time, and more sleep
fragmentation than NC. The groups did not differ on sleep onset latency or wake time after sleep …

… correlations of the night-time sleep quality markers measured … disturbances such as sleep
onset and maintenance insomnia, … the sensation of the patient’s sleep, and actigraphy, which …

… to evaluate the utility of actigraphy as a means of assessing … Actigraphy data indicated a
total rest period time of 461 min (… considerable variability with sleep onset times ranging from 8 …

… The PSG variables examined in this review include TST, wake time after sleep onset …
Actigraphic data has revealed that PD patients had reduced light to dark ratio, later sleep onset time …

… We also found that actigraphy may serve as a useful tool for … (sleep time divided by the
time in bed multiplied by 100), wake after sleep onset (total time awake after the first sleep onset …

… Sleep onset defined as the beginning of the first interval … ACT→ACT provides a reliable
estimate of sleep onset time. … sleep parameters used in this study is based on actigraphic studies (…