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STG34T2P - SOF Variables
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Study of Osteoporotic Fractures
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Variables
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You are viewing variable information that is kept around for historical purposes only. The latest version
v0.8.0
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v0.6.1
sof
variables
Polysomnography (PSG)
Sleep Architecture
stg34t2p
stg34t2p
Overview
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Histogram
Age
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History
stg2t1p
stloutp
Name
stg34t2p
Label
Number of stage 3/4 to stage 1/2 shifts during sleep
Units
stage shifts
Type
numeric
Tags
deep
delta
non-rapid eye movement
non rem
non-rem
nrem
slow wave
sws
Visit number vs Number of stage 3/4 to stage 1/2 shifts during sleep
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
28.5
± 18.2
26.0
0.0
120.0
-
461
Age (categorical) vs Number of stage 3/4 to stage 1/2 shifts during sleep
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
28.5
± 18.3
26.0
0.0
120.0
-
455
75-84 years
325
29.1
± 18.7
26.0
0.0
120.0
-
325
85 years or older
130
27.0
± 17.1
25.0
0.0
99.0
-
130
Gender vs Number of stage 3/4 to stage 1/2 shifts during sleep
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
28.5
± 18.2
26.0
0.0
120.0
-
461
Female
461
28.5
± 18.2
26.0
0.0
120.0
-
461