Table 3
Relative electroencephalographic spectral power (%) in five frequency bands in prone and supine positions during quiet and active sleep
| Frequency band (Hz) | Quiet sleep | Active sleep | ||||
|---|---|---|---|---|---|---|
| Prone | Supine | p Value | Prone | Supine | p Value | |
| Values are mean (SD). | ||||||
| 0.01–1 | 80.62 (6.08) | 81.37 (6.10) | 0.59 | 87.00 (3.56) | 87.96 (3.55) | <0.003 |
| 1–4 | 15.32 (5.00) | 14.68 (5.16) | 0.58 | 10.27 (3.03) | 9.24 (2.90) | <0.0003 |
| 4–8 | 1.76 (0.73) | 1.71 (0.71) | 0.80 | 0.97 (0.32) | 0.93 (0.31) | 0.12 |
| 8–12 | 0.79 (0.35) | 0.77 (0.32) | 0.80 | 0.40 (0.14) | 0.40 (0.16) | 0.60 |
| 12–24 | 0.80 (0.33) | 0.79 (0.32) | 0.08 | 0.64 (0.23) | 0.65 (0.28) | 0.70 |
