Name

lf

Label

Low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0.04 and 0.15 Hz

Units
milliseconds squared
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Low frequency power: the normal sinus to normal sinus interbeat (NN) interval spectral power between 0.04 and 0.15 Hz
N Mean StdDev Median Min Max Unknown Total
Visit 1 42,920 1,184.4 ± 1,845.3 564.2 4.5 26,829.9 - 42,920
Interim Follow-up Visit - - - - - - - -
Visit 2 44,578 1,111.2 ± 2,199.9 489.9 1.1 55,420.5 - 44,578
CVD Outcomes - - - - - - - -