Table A1.
Phenotypic Correlations Among the Measures
| Task | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Antisaccade | -- | ||||||||||||
| 2. Stop-signal | .31 | -- | |||||||||||
| 3. Stroop | .16 | .18 | -- | ||||||||||
| 4. Keep-track | .17 | .27 | .22 | -- | |||||||||
| 5. Letter-memory | .25 | .19 | .25 | .45 | -- | ||||||||
| 6. Spatial 2-back | .22 | .28 | .12 | .29 | .28 | -- | |||||||
| 7. Number–letter | .16 | .28 | .23 | .15 | .23 | .15 | -- | ||||||
| 8. Color–shape | .21 | .25 | .27 | .17 | .18 | .14 | .40 | -- | |||||
| 9. Category switch | .19 | .30 | .24 | .17 | .17 | .17 | .50 | .48 | -- | ||||
| 10. WAIS-IQ | .25 | .25 | .27 | .52 | .40 | .31 | .07 | .14 | .19 | -- | |||
| 11. Hidden patterns | .23 | .23 | .31 | .27 | .22 | .18 | .26 | .24 | .28 | .47 | -- | ||
| 12. Perceptual speed | .17 | .27 | .34 | .36 | .35 | .24 | .19 | .20 | .16 | .44 | .46 | -- | |
| 13. Identical pictures | .22 | .23 | .21 | .27 | .23 | .18 | .27 | .27 | .26 | .42 | .59 | .57 | -- |
Note. Correlations are maximum likelihood estimates (from Mplus) based on all data, adjusted for missingness and nonindependence. Total N = 582. Directionality of the reaction time measures was reversed so that for all tasks, higher scores indicate better performance.