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NSRR
AHI_A0H3 - 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
is
available here
.
v0.7.0
sof
variables
Polysomnography (PSG)
Respiratory Events
Indexes
ahi_a0h3
ahi_a0h3
Overview
Graphs
Histogram
Age
Gender
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Related
History
longhyp
ahi_a0h3a
Name
ahi_a0h3
Label
Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Calculation
ahi_a0h3
= 60 * (
hrembp3
+
hrop3
+
hnrbp3
+
hnrop3
+
carbp
+
carop
+
canbp
+
canop
+
oarbp
+
oarop
+
oanbp
+
oanop
) /
slpprdp
Units
events per hour
Type
numeric
Tags
central
obstructive
Visit number vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
16.3
± 15.4
11.8
0.0
89.9
-
461
Age (categorical) vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
16.1
± 15.1
11.8
0.1
89.9
-
455
75-84 years
325
15.1
± 14.3
11.0
0.2
89.9
-
325
85 years or older
130
18.5
± 16.9
14.4
0.1
80.5
-
130
Gender vs Apnea-Hypopnea Index (AHI) >= 3% - number of [all apneas] and [hypopneas with >= 3% oxygen desaturation] per hour of sleep
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
16.3
± 15.4
11.8
0.0
89.9
-
461
Female
461
16.3
± 15.4
11.8
0.0
89.9
-
461