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Statistical comparison between the algorithm and expert-determined PEP values across sleep stages and wakefulness in 20 healthy participants.
| Sleep Stage | PEP | Mean (ms) | SD (ms) | ICC* |
|---|---|---|---|---|
| N1 | Expert | 121.42 | 8.93 | 0.976 |
| Algorithm | 122.03 | 9.64 | ||
| N2 | Expert | 123.48 | 8.60 | 0.992 |
| Algorithm | 123.66 | 8.99 | ||
| N3 | Expert | 119.26 | 14.00 | 0.989 |
| Algorithm | 119.36 | 14.29 | ||
| REM | Expert | 123.91 | 10.00 | 0.994 |
| Algorithm | 123.94 | 10.23 | ||
| WAKE | Expert | 120.62 | 9.14 | 0.983 |
| Algorithm | 120.87 | 8.91 |
intraclass correlation coefficient
