Table II.
ANOVAs on ERP brain sources
| Time Period | 143–261 ms | 270–361 ms | 395–457 ms | 469–610 ms | ||||
|---|---|---|---|---|---|---|---|---|
| Effect | df | F‐value | df | F‐value | df | F‐value | df | F‐value |
| EX | 1, 24 | 6.6* | 1, 24 | 1.9 | 1, 24 | 1.8 | 1, 24 | 1.3 |
| CO | 1, 24 | <1 | 1, 24 | 1.6 | 1, 24 | 2.5 | 1, 24 | 2.0 |
| CO × EX | 1, 24 | 6.0* | 1, 24 | <1 | 1, 24 | <1 | 1, 24 | <1 |
| HP | 1, 24 | 6.2* | 1, 24 | 2.8 | 1, 24 | 5.9* | 1, 24 | 2.3 |
| HP × EX | 1, 24 | 3.8 | 1, 24 | <1 | 1, 24 | <1 | 1, 24 | <1 |
| ROI+ | 3.5,83.0 | 40.1**** | 2.8, 68.0 | 54.4**** | 3.8, 92.0 | 55.0**** | 4.3, 102.3 | 56.2**** |
| ROI × EX+ | 3.5,83.0 | 1.9 | 2.8, 68.0 | 1.3 | 3.8, 92.0 | 1.6 | 4.3, 102.3 | <1 |
| CO × HP | 1, 24 | <1 | 1, 24 | <1 | 1, 24 | 4.5* | 1, 24 | 1.8 |
| CO × HP × EX | 1, 24 | 1.7 | 1, 24 | <1 | 1, 24 | <1 | 1, 24 | 3.4 |
| CO × ROI+ | 4.0, 95.7 | <1 | 5.3, 127.3 | 1.1 | 4.5, 106.9 | <1 | 4.6, 110.9 | <1 |
| CO × ROI × EX+ | 4.0, 95.7 | 1.4 | 5.3, 127.3 | 1.5 | 4.5, 106.9 | 2.0 | 4.6, 110.9 | 2.2° |
| HP × ROI+ | 5.0, 120.8 | 20.0**** | 3.9, 94.0 | 9.8**** | 4.3, 103.5 | 9.6**** | 4.7, 113.4 | 14.4**** |
| HP × ROI × EX+ | 5.0, 120.8 | 1.4 | 3.9, 94.0 | <1 | 4.3, 103.5 | 1.1 | 4.7, 113.4 | <1 |
| CO × HP × ROI+ | 5.9, 141.8 | <1 | 4.3, 103.5 | <1 | 5.6, 134.7 | 1.9 | 5.7, 136.8 | 1.4 |
| CO × HP × ROI × EX+ | 5.9, 141.8 | <1 | 4.3, 103.5 | <1 | 5.6, 134.7 | 1.2 | 5.7, 136.8 | 1.6 |
°P < 0.07 *P < 0.05, **P < 0.01, ***P < 0.001, ****P < 0.0001, +Greenhouse‐Geisser adjusted.
F values and significance levels for omnibus ANOVAs on ERP brain sources for effects of Expertise (EX), Condition (CO), Hemisphere (HP), and all 50 Regions of Interest (ROI; 25 in each hemisphere) within 4 consecutive time periods based on the outcome of the spatiotemporal ERP analyses.