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PCTSA70H - 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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v0.4.2
sof
variables
Polysomnography (PSG)
Sleep Architecture
pctsa70h
pctsa70h
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nremepop
pctsa75h
Name
pctsa70h
Label
Percent of sleep time oxygen saturation (SaO2) is below 70%
Units
percent (%)
Type
numeric
Tags
hypoxemia
hypoxia
oximetry
Visit number vs Percent of sleep time oxygen saturation (SaO2) is below 70%
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
0.01
± 0.1
0.0
0.0
3.0
-
461
Age (categorical) vs Percent of sleep time oxygen saturation (SaO2) is below 70%
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
0.01
± 0.1
0.0
0.0
3.0
-
455
75-84 years
325
0.01
± 0.2
0.0
0.0
3.0
-
325
85 years or older
130
0.004
± 0.04
0.0
0.0
0.5
-
130
Gender vs Percent of sleep time oxygen saturation (SaO2) is below 70%
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
0.01
± 0.1
0.0
0.0
3.0
-
461
Female
461
0.01
± 0.1
0.0
0.0
3.0
-
461