Table 2.
Descriptive statistics and correlation matrix for all measures.
| N | Mean (s.d.) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. Age | 556 | 72.5 (.7) | – | ||||||||||||||
| 2. ICV (mm3) | 556 | 1453126 (142405) | −.03 | – | |||||||||||||
| 3. Age 11 IQ | 525 | 101.3 (15.1) | −.07 | .07 | – | ||||||||||||
| 4. Educational level | 555 | 1.8 (1.3) | −.04 | .17*** | .51*** | – | |||||||||||
| 5. NART | 554 | 34.7 (8.1) | −.09* | .10* | .70*** | .61*** | – | ||||||||||
| 6. WTAR | 554 | 41.4 (6.9) | −.07 | .12** | .69*** | .58*** | .90*** | – | |||||||||
| 7. VF-C | 555 | 15.2 (5.0) | −.09* | .08 | .36*** | .31*** | .41*** | .40*** | – | ||||||||
| 8. VF-F | 555 | 14.6 (4.6) | −.05 | .08 | .36*** | .30*** | .40*** | .39*** | .73*** | – | |||||||
| 9. VF-L | 555 | 14.0 (4.6) | −.03 | .09* | .34*** | .27*** | .40*** | .42*** | .70*** | .72*** | – | ||||||
| 10. IFG volume | 527 | 8917 (1018) | −.05 | .57*** | .05 | .10* | .09* | .11* | .03 | .06 | .07 | – | |||||
| 11. VT volume | 528 | 17814 (2273) | −.09* | .61*** | .21*** | .22*** | .18*** | .21*** | .08 | .10* | .13** | .53*** | – | ||||
| 12. MTG volume | 528 | 9569 (1266) | −.06 | .59*** | .15** | .19*** | .15** | .20*** | .05 | .05 | .06 | .54*** | .72*** | – | |||
| 13. IPC volume | 528 | 12061 (1519) | −.05 | .54*** | .12** | .12** | .13** | .17*** | .03 | .04 | .02 | .51*** | .64*** | .65*** | – | ||
| 14. Arcuate FA | 531 | .44 (.04) | −.02 | .04 | −.01 | −.06 | .00 | −.02 | .06 | .10* | .10* | .09* | .05 | .05 | .11* | – | |
| 15. Uncinate FA | 520 | .33 (.03) | −.05 | .00 | .09* | .03 | .10* | .08 | .04 | .08 | .04 | .05 | .09 | .10* | .14** | .44*** | |
| 16. ILF FA | 537 | .39 (.04) | −.12** | −.18*** | .00 | −.06 | .02 | .03 | .01 | .00 | −.01 | −.05 | −.08 | −.05 | −.05 | .47*** | .38*** |
*
p < .05.
**
p < .01.
***
p < .001.