Table 1.

Alpha for each position and stimulation condition

Top-down control alpha for stimulation sessions
Display positionExperiment 1Experiment 2
Cathodal 1 mASham 1 mAAnodal 1 mACathodal 2 mASham 2 mA
MeanSDMeanSDMeanSDMeanSDMeanSD
Left upper0.3500.0850.5320.1070.4770.1370.2110.0430.5400.209
Left lower0.3840.0760.4080.1030.5980.1210.3290.0880.6320.138
Right upper0.4860.1010.3630.0700.3460.0630.2400.0660.3270.065
Right lower0.4460.1440.7780.2690.4550.0940.2530.0690.5440.194
  • Alpha ranges from 0, perfect selection, to 1, no selectivity.