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sigma power
| Stage 1 | Stage 2 | Slow Wave Sleep | REM | |
| CFS (n = 35) | 2.98E-10 ± 3.77E-12 | 4.86E-10 ± 2.41E-12 | 3.65E-10 ± 2.51E-12 | 1.51E-10 ± 1.38E-12 |
| Control NF (n = 40) | 2.91E-10 ± 3.59E-12 | 5.42E-10 ± 2.56E-12 | 4.22E-10 ± 3.10E-12 | 1.82E-10 ± 1.61E-12 |
| Two Tailed Significance |
P = 0.180 | P < 0.0001 | P < 0.0001 | P < 0.0001 |
Data presented as the mean ± 1 standard error of the mean
