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OAHI - CFS Variables
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You are viewing variable information that is kept around for historical purposes only. The latest version
v0.7.0
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v0.3.0
cfs
variables
Polysomnography
Respiratory Events
Indexes
oahi
oahi
Overview
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Histogram
Age
Gender
Race
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History
cai0p
oai0p
Name
oahi
Label
Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Calculation
oahi
= 60 * (
hrembp4
+
hrop4
+
hnrbp4
+
hnrop4
+
oarbp
+
oarop
+
oanbp
+
oanop
) /
slpprdp
Units
events per hour
Type
numeric
Tags
ahi
oahi
rdi
Visit vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 5
732
9.7
± 17.9
2.0
0.0
115.6
3
735
Age at time of visit vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
655
9.6
± 17.6
2.0
0.0
115.6
3
658
5-14 yrs old
64
1.4
± 4.8
0.3
0.0
27.6
-
64
15-24 yrs old
112
1.7
± 4.4
0.4
0.0
39.4
-
112
25-34 yrs old
62
9.7
± 22.3
1.3
0.0
115.6
-
62
35-44 years
97
12.2
± 20.3
3.2
0.0
98.0
1
98
45-54 years
146
12.0
± 20.4
4.3
0.0
105.2
2
148
55-64 years
84
12.6
± 17.9
6.5
0.0
100.2
-
84
65-74 years
57
14.5
± 15.0
8.4
0.0
56.1
-
57
75-84 years
31
18.4
± 20.1
9.9
0.0
72.6
-
31
85 years or older
2
5.5
± 2.8
5.5
3.6
7.5
-
2
Sex vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
732
9.7
± 17.9
2.0
0.0
115.6
3
735
Female
403
6.6
± 13.1
1.5
0.0
105.2
3
406
Male
329
13.5
± 21.9
3.5
0.0
115.6
-
329
Race vs Obstructive Apnea Hypopnea Index (OAHI) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
732
9.7
± 17.9
2.0
0.0
115.6
3
735
White
302
9.5
± 18.0
1.7
0.0
105.2
2
304
Black
408
10.2
± 18.3
2.4
0.0
115.6
1
409
Other
22
2.6
± 7.3
0.3
0.0
34.3
-
22