Table 2.
Correlations between total white matter RaD and task switching performance
| Target | ||
|---|---|---|
| Trial type | Incongruent | Neutral |
| Error rate | ||
| All‐repeat | 0.424** | – |
| Mixed‐repeat | 0.532*** | 0.408** |
| Switch | 0.574*** | 0.501*** |
| Mixing cost | 0.503*** | 0.351* |
| Switch cost | – | 0.368* |
| Reaction time | ||
| All‐repeat | 0.511*** | 0.526*** |
| Mixed‐repeat | 0.416** | 0.499*** |
| Switch | 0.462*** | 0.506*** |
| Mixing cost | – | 0.415** |
| Switch cost | – | – |
Associations that remained significant after controlling for age are shaded.
Abbreviations: RaD, radial diffusivity; RT, response time. * P < 0.05, ** P < 0.01, *** P < 0.001 (after Bonferroni correction of α/10).