Table 1 Characteristics of each recording grouped by protocol.
DI‐EEG (n = 94) | r–EEG (n = 99) | SD‐EEG (n = 92) | |
---|---|---|---|
Median duration (min) | 41 | 21.8 | 40.5 |
Range | 18‐60 | 15‐42 | 10‐57 |
IQR | 37–44.5 | 19.5–23 | 36–44 |
Fast activity | 42% | 25% | 22% |
Deepest sleep stage attained (%) | |||
Awake | 11 | 53 | 5 |
Stage 1 | 22 | 21 | 13 |
Stage 2 | 61 | 25 | 60 |
Stage 3 | 6 | 0 | 14 |
Stage 4 | 1 | 0 | 8 |
DI‐EEG, EEG during drug‐induced sleep; EEG, electroencephalography; IQR, interquartile range; r‐EEG, routine EEG; SD‐EEG, EEG after sleep deprivation.