lf_n pnn10
Name
nn_rr
Label
Ratio of consecutive normal sinus beats (NN) over all cardiac inter-beat (RR) intervals
Type
numeric
Tags
heart rate variability
Sleep Heart Health Study (SHHS) 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
Visit 1 486 1.0 ± 0.04 1.0 0.3 1.0 - 486
Interim Follow-up Visit - - - - - - - -
Visit 2 493 1.0 ± 0.05 1.0 0.5 1.0 - 493
CVD Outcomes - - - - - - - -