Table 3.
Average numbers of accepted trials, N400 mean amplitudes at Cz/central cluster and SME (standardized measurement error) by condition across participants in session 1. Central cluster includes: Fc3/4, C3/4, Cp3/4, P3/4, Pz, Cz and Fcz.
| Session 1 | |||||
|---|---|---|---|---|---|
| Low SPQ | High SPQ | ||||
| Non-exemplar | Exemplar | Non-exemplar | Exemplar | ||
| Numbers of trials accepted | M (SD) | 48.0 (6.2) | 44.7 (7.4) | 46.6 (7.5) | 43.5 (11.8) |
| range | 34.0–56.0 | 25.0–56.0 | 32.0–57.0 | 18.0–59.0 | |
| N400 at Cz (µV) | M (SD) | − 2.2(4.3) | − 3.1 (4.1) | − 2.2 (4.2) | − 1.3 (4.0) |
| range | − 10.4–2.9 | − 9.9–5.8 | − 11.2–4.2 | − 9.6–4.2 | |
| N400 at central cluster (µV) | M (SD) | − 2.6 (3.4) | − 1.5 (3.2) | − 1.3 (3.3) | − 0.5 (3.1) |
| range | − 10.4–4.6 | − 9.9–5.9 | − 11.2–5.8 | − 9.6–7.9 | |
| SME | M (SD) | 1.0 (0.2) | 1.0 (0.2) | 1.1 (0.3) | 1.2 (0.4) |
| range | 0.7–1.3 | 0.7–1.7 | 0.3–1.7 | 0.3–2.5 | |