Table 4.
Regression models predicting d-prime and controlling for FA general.
| FA IFG-STN controlling for FA general | FA IFG-STN controlling for FA general and psychopathology | |||
|---|---|---|---|---|
| B (SE) | β | B (SE) | β | |
| FA IFG-STN | 7.40 (3.52)* | 0.24* | 6.61 (3.28)* | 0.22* |
| FA Generala | 0.04 (0.10) | 0.06 | 0.06 (0.09) | 0.08 |
| Internalizing | – | – | −0.17 (0.27) | −0.05 |
| Externalizing | – | – | −0.13 (0.09) | −0.15 |
| Sex | 0.04 (0.11) | 0.02 | −0.01 (0.11) | −0.01 |
| Age | 0.04 (0.03) | 0.09 | 0.04 (0.03) | 0.09 |
| Ethnicity | 0.19 (0.15) | 0.12 | 0.16 (0.15) | 0.10 |
| Incomeb | 0.01 (0.09) | 0.01 | −0.03 (0.08) | −0.02 |
| Scanner | −0.16 (0.11) | −0.11 | −0.14 (0.11) | −0.10 |
| R2 | 0.12* | 0.15* | ||
*
p < 0.05. Regression coefficients and R2 values in bold are significant.
a
These are factor scores from a PRCA of FA values across 8 tracts.
b
Log of total household income during wave 1 of study.