Name

hf_n

Label

High frequency power (normalized)

Calculation
hf_n = hf_n = hf / (lf + hf)
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs High frequency power (normalized)
N Mean StdDev Median Min Max Unknown Total
Visit 1 42,920 0.4 ± 0.2 0.3 0.02 1.0 - 42,920
Interim Follow-up Visit - - - - - - - -
Visit 2 44,578 0.4 ± 0.2 0.3 0.01 1.0 - 44,578
CVD Outcomes - - - - - - - -