Histogram
Psg vs Sleep Efficiency: the ratio of sleep duration (i.e., total sleep time) to in-bed period (i.e., time in bed) from type I polysomnography
| N | Mean | StdDev | Median | Min | Max | Unknown | Total | |
|---|---|---|---|---|---|---|---|---|
| Overnight PSG | 106 | 72.5 | ± 14.2 | 73.8 | 31.3 | 96.8 | - | 106 |