Table 7.
Relative amplitudes during TMBEA in cirrhotics and controls.
| Relative Amplitude (%) | Cirrhosis (n = 29) | Controls (n = 29) | p-value (Mann-Whitney U) | ||||
|---|---|---|---|---|---|---|---|
| Mean | SD* | Median | Mean | SD* | Median | ||
| Delta (less than 4 Hz) | 21.3 | 8.3 | 17.5 | 22.1 | 8.6 | 18.9 | 0.59 |
| Theta (4 to 7 Hz) | 20.1 | 5.1 | 19.0 | 19.0 | 3.4 | 18.7 | 0.60 |
| Alpha (8 to 12 Hz) | 25.4 | 7.2 | 26.0 | 25.2 | 6.1 | 25.1 | 0.92 |
| Beta 1 (13 to 16 Hz) | 20.3 | 3.3 | 20.2 | 20.5 | 4.1 | 20.2 | 0.84 |
| Beta 2 (17 to 20 Hz) | 11.6 | 3.0 | 11.2 | 11.9 | 3.2 | 11.8 | 0.68 |
| Beta 3 (21 to 28 Hz) | 8.2 | 2.3 | 8.2 | 7.9 | 2.3 | 8.0 | 0.70 |
*Standard deviation.