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NSRR
RDINR4P - CFS Variables
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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
v0.7.0
is
available here
.
v0.5.0
cfs
variables
Polysomnography
Respiratory Events
Indexes
rdinr4p
rdinr4p
Overview
Graphs
Histogram
Age
Gender
Race
More
Related
History
rdinr2p
rdinr5p
Name
rdinr4p
Label
Overall RDI (NREM) at 4% oxygen desaturation
Calculation
rdinr4p
= 60 * (
hnrbp4
+
hnrop4
+
canbp4
+
canop4
+
oanbp4
+
oanop4
) / (
slpprdp
-
minremp
)
Units
events per hour
Type
numeric
Tags
ahi
rdi
rdinr4p
Visit vs Overall RDI (NREM) at 4% oxygen desaturation
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 5
701
7.4
± 15.9
0.9
0.0
114.6
34
735
Age at time of visit vs Overall RDI (NREM) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
628
7.3
± 15.5
0.9
0.0
114.6
30
658
5-14 yrs old
62
0.7
± 2.7
0.2
0.0
21.0
2
64
15-24 yrs old
109
1.4
± 4.9
0.3
0.0
47.3
3
112
25-34 yrs old
62
9.0
± 22.0
0.6
0.0
108.7
-
62
35-44 years
94
10.1
± 20.4
1.1
0.0
114.6
4
98
45-54 years
140
7.5
± 14.6
1.5
0.0
93.4
8
148
55-64 years
79
8.8
± 14.7
2.6
0.0
63.1
5
84
65-74 years
54
13.0
± 15.0
6.5
0.0
53.6
3
57
75-84 years
26
14.9
± 18.1
6.4
0.0
57.0
5
31
85 years or older
2
28.8
± 37.4
28.8
2.4
55.3
-
2
Sex vs Overall RDI (NREM) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
701
7.4
± 15.9
0.9
0.0
114.6
34
735
Female
385
4.3
± 10.4
0.6
0.0
77.8
21
406
Male
316
11.3
± 20.1
1.8
0.0
114.6
13
329
Race vs Overall RDI (NREM) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
701
7.4
± 15.9
0.9
0.0
114.6
34
735
White
288
7.5
± 15.9
0.9
0.0
114.6
16
304
Black
391
7.7
± 16.3
1.1
0.0
108.7
18
409
Other
22
1.9
± 5.4
0.2
0.0
25.1
-
22