Name
ulf
Label
Ultra-low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0 and 0.003 Hz
Units
milliseconds squared
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Ultra-low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0 and 0.003 Hz
N Mean StdDev Median Min Max Unknown Total
Visit 1 486 4,038.4 ± 3,477.4 3,221.3 282.3 45,976.7 - 486
Interim Follow-up Visit - - - - - - - -
Visit 2 493 3,788.8 ± 3,097.5 2,908.1 229.1 31,032.3 - 493
CVD Outcomes - - - - - - - -