Table 2.
Neurophysiologic Parameters
| n=42 | p-value | |
|---|---|---|
| Total Sleep time (minutes ± SD) | 389.0 ± 80.5 | 0.46 |
| N1 | 38.5 ± 16.9 | 0.81 |
| N2 | 267.0 ± 66.6 | 0.50 |
| N3 | 9.5 ± 18.4 | 0.14 |
| REM | 74.0 ± 39.4 | 0.17 |
| Daytime Nap | 0.73 | |
| Yes | 43% | |
| No | 57% | |
| Nap Time (minutes ± SD) | 13.2 ± 26.8 | 0.89 |
| EEG Findings | ||
| Generalized slowing on EEG | 0.65 | |
| Yes | 10% | |
| No | 90% | |
| Focal Slowing on EEG | 0.35 | |
| Yes | 50% | |
| No | 50% | |
| # of IEAs per hour (± SD) | 0.74 ± 1.5 | 0.0004 |
| # of IEAs per hour of NREM sleep (± SD) | 3.4 ± 8.4 | 0.0015 |
| Slow Wave Activity Power (μV2) | n=39 | |
| Global (0.6–1Hz) | 10.8 ± 7.1 | 0.06 |
| Global (0.6–4Hz) | 40.7 ± 23.2 | 0.023 |
P-values represent associations with 24-hour memory retention rates.