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NSRR
AI_REM - SOF Variables
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Study of Osteoporotic Fractures
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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
.
v0.1.1
sof
variables
Polysomnography
Arousals
ai_rem
ai_rem
Overview
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Histogram
Gender
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History
ai_nrem
arnrembp
Name
ai_rem
Label
Arousal Index (REM)
Description
REM Arousal Index - total arousals in REM sleep per hours of REM sleep
Calculation
ai_rem
= 60 * (
arrembp
+
arremop
) /
minremp
Units
events per hour
Type
numeric
Tags
ai_rem
Visit Number vs Arousal Index (REM)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
452
12.6
± 9.4
10.0
0.0
50.6
9
461
Gender vs Arousal Index (REM)
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
452
12.6
± 9.4
10.0
0.0
50.6
9
461
Female
452
12.6
± 9.4
10.0
0.0
50.6
9
461