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MXDNBP2 - 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
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v0.5.0
sof
variables
Polysomnography (PSG)
Oxygen Saturation (SaO2)
mxdnbp2
mxdnbp2
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mxdnbp
mxdnbp3
Name
mxdnbp2
Label
Maximum oxygen desaturation (Non-rapid eye movement sleep (NREM), supine, >= 2% oxygen desaturation)
Units
percent (%)
Type
numeric
Tags
back
non rem
non-rem
Visit number vs Maximum oxygen desaturation (Non-rapid eye movement sleep (NREM), supine, >= 2% oxygen desaturation)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
363
8.1
± 4.4
7.0
2.0
29.0
98
461
Age (categorical) vs Maximum oxygen desaturation (Non-rapid eye movement sleep (NREM), supine, >= 2% oxygen desaturation)
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
359
8.1
± 4.3
7.0
2.0
29.0
96
455
75-84 years
259
7.9
± 4.3
7.0
2.0
29.0
66
325
85 years or older
100
8.5
± 4.4
8.0
2.0
22.0
30
130
Gender vs Maximum oxygen desaturation (Non-rapid eye movement sleep (NREM), supine, >= 2% oxygen desaturation)
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
363
8.1
± 4.4
7.0
2.0
29.0
98
461
Female
363
8.1
± 4.4
7.0
2.0
29.0
98
461