Table 4.
P300 peak latencies (milliseconds) at Pz for young and old adults for each cue and hand following anodal tDCS and sham.
| Group/Stimulation | Directional left | Directional right | Non-directional left | Non-directional right |
|---|---|---|---|---|
| Young adult | ||||
| Active | 342.4 (16.9) | 337.45 (18.5) | 344.2 (10.6) | 357.4 (6.9) |
| Sham | 317.1 (14.3) | 336.7 (15.9) | 345.0 (14.3) | 344.8 (10.4) |
| Old adult | ||||
| Dominant | ||||
| Active | 465.6 (22.1) | 470.0 (22.6) | 442.4 (12.7) | 448.2 (12.5) |
| Sham | 469.5 (24.6) | 432.7 (22.9) | 452.9 (11.3) | 470.0 (12.7) |
| Non-Dominant | ||||
| Active | 420.4 (25.3) | 429.3 (25.9) | 447.7 (14.5) | 465.0 (14.3) |
| Sham | 424.4 (28.2) | 431.7 (26.3) | 468.6 (13.0) | 454.4 (14.6) |
Standard error of the mean is in parentheses.