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* macro to create time variables from 24-hour times
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*******************************************************************************; * SELF-REPORTED SLEEP TIME *******************************************************************************; * FIX SELF-REPORTED
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DAYMID_time2 datetime16.; * calculate time in bed as difference
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Reply by
diegomazzotti1
on
January 22, 2018
on
Forum
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about deriving the appropriate time stamp for lights out
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variable "stloutp" (Lights out time), "(...) values are in
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I extract the start time stamp from the EDF
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discrepancy between total sleep time variables in SHHS data
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incorrect. As an example time in bed for subject
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minutes, however, total sleep time as per slptime is
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formatting. In the mean time, given access to the
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duration 10.48.52, 38932s | time 19.19.06 - 06.07.58 |
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: 10012_22912 Header start time : 19.19.06 Last observed time: 06.07.58 Duration : 10:48:52
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clarified further. The "immobile time" counting is done on
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5 minutes of immobile time before the beginning of
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set approximately around the time activity counts started to
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Reply by
michaelmorrical
on
October 6, 2015
on
Forum
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in PSG because the time between a participant beginning their "time in bed" (which can
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"lights off" or "start time in bed" notes when
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epoch 1 (e.g. the time between epoch 1 and
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used variable for "total time spent asleep between sleep
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to have a "total time in bed" variable (includes sleep latency, sleep time, and wake time from lights off to
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distinguish . However, absolute time of actigraphy can not
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no idea about the time of actigraphy corresponding to the time of psg(hrv), can I
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kinds of data in time?
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that occurred in wake time. As to your assumptions:
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were scrubbed from wake time. Typically, the desaturation events
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the SaO2 channel over time due to the studies
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as total subjective sleep time, then adding minfa10 (minutes
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to get the subjective time in bed, but I
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how to get subjective time awake during the night.
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difference between 'total sleep time' (slptime) and "sleep time" (slpprdp) from the polysomnography
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taking into account wake time whilst in bed? Thanks
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Reply by
madalenacosta
on
December 9, 2016
on
Forum
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are milliseconds for the time domain variables: AVNN, SDNN,
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is 30 secs. The time of occurrence of the
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is sleep onset. The time of occurrence of the
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events / total sleep time) should match the count
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have been corrupted over time. We hope to better
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document these cases over time. Another thing to look
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Reply by
ibraheemkasujee
on
October 31, 2017
on
Forum
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data logged over different time periods? The summary alludes
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the individuals IDed over time so that you can
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follow their data over time? I ask because I
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correct. There are individual "time until X" variables like
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created from the other "time until fatal X event"
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probably create your own "time until first instance of
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aligned in terms of time, that is for example
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in SAO2 correspond in time to the first value
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an unknown offset in time between the different signals?
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the annotations at the time of export. I opened
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until the recording end time, though the annotations ended
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would be a natural time to stop annotating a
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stage. Would the start time be at the top
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e.g., active?) The total time for the PSG recording
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there be a reference time length for each PSG
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"5 minutes of immobile time". Scorers generally set bedtime
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REST interval) around the time the activity signal diminished,
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what ActiWare considers "immobile time" (activity counts < 2
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