Table 2.
Pattern matrix for factor analysis
| IPAST parameter | Factor 1 | Factor 2 | Factor 3 | Factor 4 |
|---|---|---|---|---|
| Prosaccade task disengagements | −0.85 | 0.03 | 0.01 | −0.07 |
| Antisaccade task disengagements | −0.84 | −0.05 | 0.03 | −0.009 |
| Prosaccade SRT | −0.01 | −0.72 | 0.14 | −0.07 |
| Anticipatory prosaccades | −0.15 | 0.54 | −0.04 | 0.09 |
| Anticipatory antisaccades | −0.20 | 0.47 | 0.008 | 0.08 |
| Express correct prosaccades | 0.14 | 0.96 | −0.04 | −0.09 |
| Express antisaccade errors | 0.11 | 0.84 | 0.12 | −0.12 |
| Regular antisaccade errors | −0.17 | 0.09 | 0.74 | 0.001 |
| Voluntary override time (VOT) | 0.08 | 0.001 | 1.0 | 0.09 |
| Antisaccade SRT | 0.08 | −0.23 | 0.58 | −0.19 |
| Prosaccade velocity | 0.03 | 0.03 | 0.03 | 0.62 |
| Prosaccade amplitude | 0.04 | −0.10 | −0.02 | 0.99 |
N = 391; extraction method: principal axis factoring; rotation method: oblique (direct oblimin with Kaiser normalization). Factor loadings above 0.3 are displayed in bold.