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AHI_C0H4 - SOF 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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sof
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Polysomnography
Respiratory Events
Indexes
ahi_c0h4
ahi_c0h4
Overview
Graphs
Histogram
Age
Gender
More
Related
History
ahi_c0h3a
ahi_c0h4a
Name
ahi_c0h4
Label
Central AHI 4% -- central apneas and hypopneas with >=4% oxygen desaturation
Calculation
ahi_c0h4
= 60 * (
hrembp4
+
hrop4
+
hnrbp4
+
hnrop4
+
carbp
+
carop
+
canbp
+
canop
) /
slpprdp
Units
events per hour
Type
numeric
Visit Number vs Central AHI 4% -- central apneas and hypopneas with >=4% oxygen desaturation
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
7.7
± 9.4
5.0
0.0
74.9
-
461
Age (categorical) vs Central AHI 4% -- central apneas and hypopneas with >=4% oxygen desaturation
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
7.5
± 8.8
5.0
0.0
61.0
-
455
75-84 years
325
7.0
± 8.5
4.9
0.0
61.0
-
325
85 years or older
130
8.6
± 9.3
5.3
0.0
44.2
-
130
Gender vs Central AHI 4% -- central apneas and hypopneas with >=4% oxygen desaturation
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
7.7
± 9.4
5.0
0.0
74.9
-
461
Female
461
7.7
± 9.4
5.0
0.0
74.9
-
461