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NSRR
SLEEPSTAGE04 - SHHS Variables
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Sleep Heart Health Study
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Variables
Old Version
You are viewing variable information that is kept around for historical purposes only. The latest version
v0.20.0
is
available here
.
v0.18.0
shhs
variables
Clinical Data
Diagnostic Studies
Heart Rate Variability
sleepstage04
sleepstage04
Overview
Graphs
Histogram
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History
sleepstage03
sleepstage05
Name
sleepstage04
Label
Sleep stage of fourth 30 second epoch in 5 minute window
Domain
sleepstage
0: Wake
1: Stage 1
2: Stage 2
3: Stage 3/4
4: Stage 3/4
5: REM stage
9: Movement/Wake
Type
choices
Tags
heart rate variability
Sleep stage of fourth 30 second epoch in 5 minute window vs Sleep Heart Health Study (SHHS) Visit Number
Visit 1
Interim Follow-up Visit
Visit 2
CVD Outcomes
Total
42,434
-
44,085
-
Wake
5,433
-
6,773
-
Stage 1
1,845
-
1,951
-
Stage 2
20,865
-
21,041
-
Stage 3/4
6,028
-
5,888
-
Stage 3/4
480
-
308
-
REM stage
7,783
-
8,121
-
Movement/Wake
-
-
3
-