We use cookies and other tools to enhance your experience on our website and to analyze our web traffic.
For more information about these cookies and the data collected, please refer to our
Privacy Policy
.
NSRR
NN_RR - CHAT Variables
About
Datasets
Tools
Forum
Blog
Share data
Webinars
Search
Sign in
Sign up
Childhood Adenotonsillectomy Trial
Docs
Files
Variables
v0.14.0
chat
variables
Clinical Data
Diagnostic Studies
Heart Rate Variability
nn_rr
nn_rr
Overview
Graphs
Histogram
More
History
lf_hf
pnn10
Name
nn_rr
Label
Ratio of consecutive normal sinus beats (NN) over all cardiac inter-beat (RR) intervals
Type
numeric
Visit Number vs Ratio of consecutive normal sinus beats (NN) over all cardiac inter-beat (RR) intervals
N
Mean
StdDev
Median
Min
Max
Unknown
Total
Baseline
45,072
1.0
± 0.02
1.0
0.4
1.0
-
45,072
Follow-up
40,073
1.0
± 0.01
1.0
0.7
1.0
-
40,073