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NSRR
RDI4PNS - 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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v0.4.0
cfs
variables
Polysomnography
Respiratory Events
Indexes
rdi4pns
rdi4pns
Overview
Graphs
Histogram
Age
Gender
Race
More
Related
History
rdi4pa
rdi4ps
Name
rdi4pns
Label
Overall RDI (non-Supine) at 4% oxygen desaturation
Calculation
rdi4pns
= 60 * (
hrop4
+
hnrop4
+
carop4
+
canop4
+
oarop4
+
oanop4
) / (
remepop
+
nremepop
)
Units
events per hour
Type
numeric
Tags
ahi
rdi
rdi4pns
Visit vs Overall RDI (non-Supine) at 4% oxygen desaturation
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 5
652
7.2
± 16.8
0.8
0.0
107.0
83
735
Age at time of visit vs Overall RDI (non-Supine) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
588
7.0
± 16.4
0.9
0.0
107.0
70
658
5-14 yrs old
61
1.4
± 7.9
0.3
0.0
61.8
3
64
15-24 yrs old
105
1.5
± 5.0
0.2
0.0
35.0
7
112
25-34 yrs old
54
9.3
± 26.3
0.9
0.0
107.0
8
62
35-44 years
89
8.4
± 17.9
1.5
0.0
100.0
9
98
45-54 years
132
9.0
± 19.9
1.6
0.0
103.8
16
148
55-64 years
69
7.0
± 10.2
2.6
0.0
50.0
15
84
65-74 years
50
10.6
± 13.9
2.7
0.0
48.4
7
57
75-84 years
27
15.4
± 19.6
4.5
0.0
72.6
4
31
85 years or older
1
2.7
-
2.7
2.7
2.7
1
2
Sex vs Overall RDI (non-Supine) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
652
7.2
± 16.8
0.8
0.0
107.0
83
735
Female
362
5.7
± 13.9
0.7
0.0
103.8
44
406
Male
290
9.2
± 19.8
1.2
0.0
107.0
39
329
Race vs Overall RDI (non-Supine) at 4% oxygen desaturation
Visit 5
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
652
7.2
± 16.8
0.8
0.0
107.0
83
735
White
265
6.8
± 17.6
0.8
0.0
106.2
39
304
Black
368
7.9
± 16.6
1.1
0.0
107.0
41
409
Other
19
0.4
± 0.5
0.2
0.0
1.5
3
22