Table 2.
EEG voltage of each wave band in two patients with anti-N-methyl-d-aspartate receptor encephalitis
| Frontal pole median, mean | Frontal | Central | Parietal | Occipital | Temporal | |
|---|---|---|---|---|---|---|
| Patient 1 | ||||||
| δ | 3.223, 3.495 | 2.246, 2.429 | 1.902, 1.868 | 1.797, 1.821 | 1.776, 1.789 | 1.572, 1.613 |
| θ | 2.165, 2.069 | 1.537, 1.625 | 1.247, 1.314 | 1.371, 1.393 | 1.525, 1.575 | 1.183, 1.247 |
| α (8–10 Hz) | 1.268, 1.289 | 1.141, 1.135 | 1.0, 1.017 | 1.095, 1.224 | 1.947, 2.026 | 1.046, 1.216 |
| α (10–13 Hz) | 1.320, 1.335 | 1.067, 1.095 | 1.019, 1.003 | 1.758, 1.695 | 3.693, 3.765 | 1.197, 1.418 |
| β | 1.062, 1.097 | 0.896, 0.914 | 0.845, 0.844 | 0.933, 0.942 | 1.246, 1.299 | 0.872, 0.880 |
| Patient 2 | ||||||
| δ | 9.837, 11.91 | 5.664, 5.922 | 5.429, 5.929 | 5.35, 5.558 | 4.962, 4.988 | 3.796, 4.109 |
| θ | 6.355, 7.242 | 3.542, 3.602 | 2.869, 3.214 | 2.631, 2.750 | 2.335, 2.455 | 2.172, 2.288 |
| α (8–10 Hz) | 1.999, 2.206 | 1.266, 1.348 | 1.196, 1.515 | 1.217, 1.286 | 1.025, 1.088 | 0.921, 1.059 |
| α (10–13 Hz) | 1.824, 1.824 | 1.050, 1.231 | 1.008, 1.410 | 1.067, 1.185 | 0.937, 1.043 | 0.974, 1.121 |
| β | 1.573, 1.790 | 1.286, 1.543 | 1.402, 2.011 | 1.514, 1.660 | 1.337, 1.431 | 1.481, 1.595 |
Low-voltage EEG activity was more evident in the psychotic stage, as compared with that in a healthy control subject (italics). Italics: significantly lower than value of healthy control (p<0.05)