We use cookies and other tools to enhance your experience on our website and to analyze our web traffic.
For more information about these cookies and the data collected, please refer to our
Privacy Policy
.
NSRR
TIMEREMP - CCSHS Variables
About
Datasets
Tools
Forum
Blog
Share data
Webinars
Search
Sign in
Sign up
Cleveland Children's Sleep and Health Study
Docs
Files
Variables
Old Version
You are viewing variable information that is kept around for historical purposes only. The latest version
v0.8.0
is
available here
.
v0.3.2
ccshs
variables
Measurements
Polysomnography (PSG)
timeremp
timeremp
Overview
Graphs
Histogram
Age
Gender
Race
More
Related
History
timerem
times34p
Name
timeremp
Label
Percent of sleep time in rapid eye movement sleep (REM)
Description
[100*(number of minutes scored as REM) / (total sleep time)] * 100
Units
percent (%)
Type
numeric
Visit vs Percent of sleep time in rapid eye movement sleep (REM)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Peds
-
-
-
-
-
-
-
-
Teenz
-
-
-
-
-
-
-
-
TREC
513
20.6
± 5.3
20.4
0.0
39.1
4
517
Age at time of visit vs Percent of sleep time in rapid eye movement sleep (REM)
TREC
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
513
20.6
± 5.3
20.4
0.0
39.1
4
517
16.14 to 17.41 years
129
20.0
± 5.2
19.8
5.1
36.9
1
130
17.41 to 17.69 years
128
21.0
± 5.5
21.4
0.0
37.4
1
129
17.69 to 17.91 years
128
20.5
± 5.1
20.3
3.6
33.2
1
129
17.91 to 19.56 years
128
21.0
± 5.4
21.4
4.4
39.1
1
129
Male gender vs Percent of sleep time in rapid eye movement sleep (REM)
TREC
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
513
20.6
± 5.3
20.4
0.0
39.1
4
517
No
254
20.4
± 4.8
20.3
1.9
39.1
2
256
Yes
259
20.9
± 5.7
20.7
0.0
37.4
2
261
Race vs Percent of sleep time in rapid eye movement sleep (REM)
TREC
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
513
20.6
± 5.3
20.4
0.0
39.1
4
517
White
307
19.8
± 5.3
19.7
0.0
39.1
2
309
Black
183
22.1
± 4.9
22.0
5.1
37.4
2
185
Other
23
19.3
± 5.8
20.8
4.4
26.6
-
23