Table 2.
tACS | tDCS | Sham | |
---|---|---|---|
Headache | 1 | 2 | 1 |
Neck ache | 1 | 0 | 1 |
Scalp ache | 0 | 2 | 1 |
Tingling | 6 | 11 | 5 |
Itching | 2 | 11 | 7 |
Erythema | 7 | 12 | 8 |
Burning | 5 | 8 | 4 |
Fatigue | 7 | 5 | 4 |
Loss of concentration | 6 | 3 | 4 |
Correct guess | 18 | 21 | 14 |
Incorrect guess | 9 | 6 | 12 |
Note: rating sums are shown. tACS, transcranial alternating current stimulation; tDCS, transcranial direct current stimulation; Sham, control condition.