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RDI5P - SHHS Variables
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Sleep Heart Health Study
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Variables
Old Version
You are viewing variable information that is kept around for historical purposes only. The latest version
v0.20.0
is
available here
.
v0.13.2
shhs
variables
Measurements
Polysomnography
Respiratory Events
Indexes
rdi5p
rdi5p
Overview
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Age
Gender
Race
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History
rdi4ps
rdi5pa
Name
rdi5p
Label
Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Calculation
rdi5p
= 60 * (
hrembp5
+
hrop5
+
hnrbp5
+
hnrop5
+
carbp5
+
carop5
+
canbp5
+
canop5
+
oarbp5
+
oarop5
+
oanbp5
+
oanop5
) /
slpprdp
Units
events per hour
Type
numeric
Tags
non-rapid eye movement sleep
non-rem
nrem
rapid eye movement sleep
rem
Sleep Heart Health Study (SHHS) Visit Number vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
5,804
5.7
± 10.3
1.9
0.0
131.6
-
5,804
Interim Follow-up Visit
-
-
-
-
-
-
-
-
Visit 2
2,651
7.1
± 10.9
3.1
0.0
113.6
1,429
4,080
CVD Outcomes
-
-
-
-
-
-
-
-
Age at Sleep Heart Health Study Visit One (SHHS1) vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Visit 1
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
5,804
5.7
± 10.3
1.9
0.0
131.6
-
5,804
35-44 years
342
4.0
± 9.8
0.8
0.0
90.9
-
342
45-54 years
1,017
4.6
± 10.6
1.0
0.0
114.0
-
1,017
55-64 years
1,769
5.6
± 10.1
1.8
0.0
81.3
-
1,769
65-74 years
1,617
6.3
± 10.7
2.6
0.0
131.6
-
1,617
75-84 years
955
6.4
± 9.8
2.8
0.0
82.1
-
955
85 years or older
104
7.9
± 11.3
4.0
0.0
57.3
-
104
Gender vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Visit 1
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
5,804
5.7
± 10.3
1.9
0.0
131.6
-
5,804
Male
2,765
7.7
± 12.0
3.2
0.0
114.0
-
2,765
Female
3,039
3.9
± 8.1
1.1
0.0
131.6
-
3,039
Gender vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Visit 2
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,651
7.1
± 10.9
3.1
0.0
113.6
1,429
4,080
Male
1,226
9.4
± 12.7
4.7
0.0
113.6
635
1,861
Female
1,425
5.2
± 8.7
2.2
0.0
72.6
794
2,219
Race vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Visit 1
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
5,804
5.7
± 10.3
1.9
0.0
131.6
-
5,804
White
4,907
5.7
± 10.2
2.0
0.0
131.6
-
4,907
Black
515
6.5
± 12.2
1.9
0.0
109.5
-
515
Other
382
5.0
± 9.0
1.5
0.0
64.3
-
382
Race vs Overall Respiratory Disturbance Index (RDI) at >=5% oxygen desaturation
Visit 2
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Total
2,651
7.1
± 10.9
3.1
0.0
113.6
1,429
4,080
White
2,311
7.2
± 11.0
3.1
0.0
113.6
1,276
3,587
Black
181
7.0
± 10.2
2.9
0.0
59.2
75
256
Other
159
6.4
± 10.4
3.0
0.0
71.0
78
237