Table 4. ERP differences (in μV) between the Identical and the other three conditions of Group 1 stimuli in each task.
| Effect | Contrast | Region | In Task 1 | In Task 2 |
|---|---|---|---|---|
| P2 | Non-synonymous Cohort vs. Identical | Anterior | 0.36 | 0.25 |
| Central | 0.05 | 0.41 | ||
| Posterior | −0.31 | 0.26 | ||
| Synonymous Cohort vs. Identical | Anterior | 0.15 | 0.28 | |
| Central | −0.17 | 0.48 | ||
| Posterior | −0.38 | 0.50 | ||
| Unrelated vs. Identical | Anterior | 1.68** | 1.79** | |
| Central | 0.80 (p = 0.06) | 0.99* | ||
| Posterior | −0.29 | −0.02 | ||
| EN | Non-synonymous Cohort vs. Identical | Anterior | 0.08 | 0.62 |
| Central | −0.86* | −0.05 | ||
| Posterior | −1.73** | −0.67 | ||
| Synonymous Cohort vs. Identical | Anterior | −0.54 | 0.44 | |
| Central | −1.04* | 0.34 | ||
| Posterior | −1.36* | 0.21 | ||
| Unrelated vs. Identical | Anterior | 2.37** | 1.24* | |
| Central | 0.77 | −0.40 | ||
| Posterior | −0.89 | −1.80** | ||
| LN | Non-synonymous Cohort vs. Identical | Anterior | 0.40 | −1.04 |
| Central | −1.36** | −3.76*** | ||
| Posterior | −2.44*** | −4.20*** | ||
| Synonymous Cohort vs. Identical | Anterior | 0.88 (p = 0.05) | 0.75 | |
| Central | −0.39 | −0.61 | ||
| Posterior | −1.14* | −0.72 | ||
| Unrelated vs. Identical | Anterior | 0.37 | −0.62 | |
| Central | −0.70 | −2.11** | ||
| Posterior | −1.80** | −2.83*** |
*P < 0.05 (two-tailed).
**P < 0.01 (two-tailed).
***P < 0.001 (two-tailed).