ulf chhdlr
Name
vlf
Label
Very low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0.003 and 0.04 Hz
Units
seconds squared (s2)
Type
numeric
Visit Number vs Very low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0.003 and 0.04 Hz
N Mean StdDev Median Min Max Unknown Total
Baseline 45,072 0.002 ± 0.003 0.0008 1.0,-06 0.05 - 45,072
Follow-up 40,073 0.002 ± 0.003 0.0008 2.0,-06 0.1 - 40,073