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NSRR
REM_LAT1 - CFS Variables
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You are viewing variable information that is kept around for historical purposes only. The latest version
v0.7.0
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v0.2.1
cfs
variables
Polysomnography
Sleep Architecture
rem_lat1
rem_lat1
Overview
Graphs
Histogram
Age
Gender
Race
More
Related
History
remlaip
remt1p
Name
rem_lat1
Label
REM Latency I
Description
Total time from beginning of sleep to first epoch of REM, rounded to nearest minute
Calculation
rem_lat1
=
remlaip
Units
minutes
Type
numeric
Tags
rem_lat1
Visit vs REM Latency I
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 5
718
139.0
± 87.9
117.0
0.0
523.0
17
735
Age at time of visit vs REM Latency I
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
643
139.1
± 88.7
117.0
0.0
523.0
15
658
5-14 yrs old
63
179.7
± 75.2
174.0
0.0
478.0
1
64
15-24 yrs old
111
148.1
± 83.2
140.0
0.0
426.0
1
112
25-34 yrs old
62
142.9
± 91.9
116.5
9.0
467.0
-
62
35-44 years
94
127.4
± 88.7
102.0
3.0
443.0
4
98
45-54 years
142
123.9
± 79.8
99.0
0.0
459.0
6
148
55-64 years
82
117.1
± 79.0
104.0
0.0
523.0
2
84
65-74 years
57
136.5
± 89.5
114.0
0.0
357.0
-
57
75-84 years
30
177.7
± 138.8
169.0
0.0
462.0
1
31
85 years or older
2
276.5
± 38.9
276.5
249.0
304.0
-
2
Sex vs REM Latency I
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
718
139.0
± 87.9
117.0
0.0
523.0
17
735
Female
396
139.8
± 87.5
119.0
0.0
506.0
10
406
Male
322
137.9
± 88.5
114.5
0.0
523.0
7
329
Race vs REM Latency I
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
718
139.0
± 87.9
117.0
0.0
523.0
17
735
White
297
138.2
± 81.5
117.0
0.0
443.0
7
304
Black
399
139.3
± 93.5
117.0
0.0
523.0
10
409
Other
22
144.1
± 64.0
156.0
15.0
264.0
-
22