Table 2. The results of ANOVAs testing the effect of tDCS on VEP amplitudes.
| ANOVA factor(s) | AME vs. FEE | AME vs. Control | FFE vs. Control | Control 10 vs. 20 min |
|---|---|---|---|---|
| Stimulation (a-tDCS vs. c-tDCS vs. s-tDCS) | F2, 40 = 57.840, p < 0.001 | F2, 62 = 36.227, p < 0.001 | F2, 62 = 30.622, p < 0.001 | F2, 50 = 21.441, p < 0.0001 |
| Time (pre vs. post vs. 30 min post) | F1, 20 = 0.088, p = 0.769 | F1, 31 = 4.462, p = 0.043 | F1, 31 = 0.574, p = 0.454 | F1, 25 = 17.490, p < 0.0001 |
| Eye (amblyopic vs. fellow) | F1, 20 = 9.723, p = 0.005 | |||
| SF (low vs. high) | F1, 20 = 0.483, p = 0.495 | F1, 31 = 2.415, p = 0.13 | F1, 31 = 0.146, p = 0.705 | F1, 25 = 0.005, p = 0.946 |
| Contrast (low vs. high) | F1, 20 = 2.794, p = 0.609 | F1, 31 = 2.093, p = 0.158 | F1, 31 = 0.335, p = 0.567 | F1, 25 = 11.092, p = 0.003 |
| Stimulation*Time | F2, 40 = 0.804, p = 0.455 | F2, 62 = 0.509, p = 604 | F2, 62 = 1.643, p = 0.202 | F2, 50 = 2.452, p = 0.98 |
| Stimulation*Eye | F2, 40 = 3.985, p = 0.026 | |||
| Stimulation*SF | F2, 40 = 0.21, p = 0.811 | F2, 62 = 0.672, p = 0.514 | F2, 62 = 0.457, p = 0.635 | F2, 50 = 0.176, p = 0.838 |
| Stimulation*Contrast | F2, 40 = 0.765, p = 0.472 | F2, 62 = 0.175, p = 0.84 | F2, 62 = 0.531, p = 0.591 | F2, 50 = 0.196, p = 0.818 |
| Stimulation*Time*Eye | F2, 40 = 0.804, p = 0.454 | |||
| Stimulation*Eye (between-subjects factor) | F2, 62 = 1.476, p = 0.236 | F2, 62 = 4.708, p = 0.012 | ||
| Stimulation*tDCS Duration (between-subjects factor) | F2, 50 = 2.767, p = 0.073 |
AME, amblyopic eye, FFE, fellow fixing eye.