Table 1.
This table shows the results of the electrophysiological study: Pattern Reversal-VEP initial amplitudes (N1P1 and P1N2, μV), and habituation slopes in healthy volunteers (HV) and episodic migraineurs (MoA), before, just after and 3 h after anodal tDCS
|
Groups and VEP comparison |
First block amplitude (μV) |
Habituation slope (over six blocks) |
||||
|---|---|---|---|---|---|---|
| Before | After | + 3h | Before | After | + 3h | |
| Healthy volunteers |
|
|
|
|
|
|
| (n=11) |
|
|
|
|
|
|
| N1P1 |
6.1±2.0 |
6.8±2.6 |
6.3±2.2 |
-0.07±0.14 |
-0.21±0.14* |
-0.08±0.14 |
| P1N2 |
6.6±2.1 |
6.5±2.0 |
6.0±1.6 |
-0.18±0.19 |
-0.14±0.16 |
-0.12±0.25 |
| Episodic migraineurs |
|
|
|
|
|
|
| (n=13) |
|
|
|
|
|
|
| N1P1 |
7.1±2.9 |
7.3±3.1 |
7.2±2.7 |
-0.10±0.11 |
-0.24±0.18* |
-0.11±0.17 |
| P1N2 | 6.6±2.6 | 6.4±2.9 | 6.8±2.5 | -0.01±0.21 | -0.17±0.24 | -0.07±0.21 |
The * mark corresponds to a significant change (p < 0.05).