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NSRR
AVNN - SHHS Variables
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Sleep Heart Health Study
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Variables
v0.20.0
shhs
variables
Clinical Data
Diagnostic Studies
Heart Rate Variability
avnn
avnn
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wpw
event01end
Name
avnn
Label
Mean of all normal sinus to normal sinus interbeat intervals (NN)
Units
milliseconds
Type
numeric
Tags
heart rate variability
ms
Sleep Heart Health Study (SHHS) Visit Number vs Mean of all normal sinus to normal sinus interbeat intervals (NN)
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Visit 1
42,920
957.6
± 129.8
955.9
472.5
1,497.4
-
42,920
Interim Follow-up Visit
-
-
-
-
-
-
-
-
Visit 2
44,578
971.0
± 144.6
960.6
489.0
1,595.6
-
44,578
CVD Outcomes
-
-
-
-
-
-
-
-