wtpct end__sec_

Histogram

Visit Number vs Mean of all normal sinus to normal sinus interbeat intervals (NN)
N Mean StdDev Median Min Max Unknown Total
Baseline 45,072 0.7 ± 0.1 0.7 0.3 1.1 - 45,072
Follow-up 40,073 0.7 ± 0.09 0.7 0.3 1.1 - 40,073