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NSRR
AHI_C0H3A - SOF Variables
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Study of Osteoporotic Fractures
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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_c0h3a
ahi_c0h3a
Overview
Graphs
Histogram
Age
Gender
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Related
History
ahi_c0h3
ahi_c0h4
Name
ahi_c0h3a
Label
Central AHI 3% -- central apneas and hypopneas with >=3% oxygen desaturation or arousal
Calculation
ahi_c0h3a
= 60 * (
hremba3
+
hroa3
+
hnrba3
+
hnroa3
+
carba
+
caroa
+
canba
+
canoa
) /
slpprdp
Units
events per hour
Type
numeric
Visit Number vs Central AHI 3% -- central apneas and hypopneas with >=3% oxygen desaturation or arousal
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 8
461
14.6
± 12.2
11.2
0.0
73.8
-
461
Age (categorical) vs Central AHI 3% -- central apneas and hypopneas with >=3% oxygen desaturation or arousal
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
455
14.5
± 11.8
11.2
0.0
73.1
-
455
75-84 years
325
13.5
± 11.0
10.7
0.2
73.1
-
325
85 years or older
130
16.8
± 13.4
12.9
0.0
59.6
-
130
Gender vs Central AHI 3% -- central apneas and hypopneas with >=3% oxygen desaturation or arousal
Visit 8
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
461
14.6
± 12.2
11.2
0.0
73.8
-
461
Female
461
14.6
± 12.2
11.2
0.0
73.8
-
461