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transition to deep sleep, REM, or wake. K complexes
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indistinguishable from that of REM sleep. Note: In the
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unambiguous Stage 2. Stage REM sleep Stage REM is defined by a
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when identification of Stage REM is unreliable (usually due
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CP. - Arousals in REM unreliable: when EMG is
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absent during all or REM portion of the study.
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6c - Arousals in REM, EMG activity Episodic Event
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6d, and 6e - Rem sleep examples - SsFigures
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- Delta waves in REM; REM density; beta activity and isolated Ks in REM - SsFigures 6a and
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EEG accleration Arousals in REM In stage REM, an EEG frequency shift
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6a - Arousals in REM, EMG activity ArFigure 6b - Arousals in REM, EMG activity ArFigure 6c - Arousals in REM, EMG activity TIPS for Arousals in REM: - If the level of REM EMG appears to be
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identify this as a REM arousal. - A long
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Posted by
szhivotovsky
on
October 5, 2023
in
Guest Blogger
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changes in NREM and REM spectral bands. What NSRR
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spectral power bands during REM sleep, though, showed an
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discordance across NREM and REM sleep across time might
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poai_nre
under
Sleep Monitoring/Polysomnography/Arousal
in
MROS variables
Non-REM Arousal Index - total arousals in non-REM sleep per hours of non-REM sleep [(Total number of arousals in non-REM sleep) / (hours of non-REM sleep)]
Posted by
shaunpurcell
on
November 8, 2021
in
Data Notes
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during wake, NREM and REM sleep. This work (described
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several NSRR cohorts during REM sleep (each line is
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(2021) recently reported that REM sleep has an even
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rdimrem2p
under
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
in
CHAT variables
[(total number of apneas and hypopneas in rapid eye movement sleep (REM) associated with >= 2% desaturation) / (hours of rapid eye movement sleep (REM))]
rdimrem3p
under
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
in
CHAT variables
[(total number of apneas and hypopneas in rapid eye movement sleep (REM) associated with >= 3% desaturation) / (hours of rapid eye movement sleep (REM))]
rdimrem4p
under
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
in
CHAT variables
[(total number of apneas and hypopneas in rapid eye movement sleep (REM) associated with >= 4% desaturation) / (hours of rapid eye movement sleep (REM))]
rdimrem5p
under
Sleep Monitoring/Polysomnography/Apnea-Hypopnea Indices
in
CHAT variables
[(total number of apneas and hypopneas in rapid eye movement sleep (REM) associated with >= 5% desaturation) / (hours of rapid eye movement sleep (REM))]
remnrempr
under
Sleep Monitoring/Polysomnography/Signal Quality
in
CHAT variables
1=Sleep staging problem - scoring rapid eye movement sleep (REM)/non-rapid eye movement sleep (NREM) unreliable (when identification of Stage rapid eye movement sleep (REM) is unreliable (usually due to poor or missing EMG or when both EOGs are absent))
remlaip
under
Sleep Monitoring/Polysomnography/Sleep Architecture
in
CHAT variables
Total time from beginning of sleep to first epoch of rapid eye movement sleep (REM) (data can be inaccurate if scorer has not set sleep onset rule properly in compumedics software)