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NSRR
PNN20 - SHHS Variables
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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
.
v0.10.0
shhs
variables
HRV Analysis
pnn20
pnn20
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History
pnn10
pnn30
Name
pnn20
Label
Percentage of differences between adjacent NN intervals that are >20 ms
Type
numeric
SHHS Visit Number vs Percentage of differences between adjacent NN intervals that are >20 ms
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
42,920
37.2
± 22.2
37.1
0.0
96.7
-
42,920
Interim Follow-up Visit
-
-
-
-
-
-
-
-
Visit 2
44,578
35.0
± 22.5
33.9
0.0
99.6
4
44,582
CVD Outcomes
-
-
-
-
-
-
-
-