Histogram
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 | - | - | - | - | - | - | - | - |