Table 3. Bivariate Correlations between Independent and Dependent Variables.
| N | E | O | A | C | RFWM | ACC | LFWM | RPWM | PCC | LPWM | |
| Neuroticism | - | ||||||||||
| Extraversion | −.39** | - | |||||||||
| Openness | −.06 | .06 | - | ||||||||
| Agreeableness | −.13 | .20 | .04 | - | |||||||
| Conscientiousness | −.29* | .18 | −.22 | .24 | - | ||||||
| RFWM | .16 | −.07 | −.19 | −.23 | −.16 | - | |||||
| ACC | .02 | .16 | .02 | .03 | .08 | −.25 | - | ||||
| LFWM | .12 | .10 | −.02 | −.02 | −.13 | .38** | .26* | - | |||
| RPWM | .27* | −.15 | −.03 | −.19 | −.31* | .79** | −.25 | .24 | - | ||
| PCC | −.19 | .15 | .03 | −.04 | .15 | −.23 | .50** | −.02 | −.22 | - | |
| LPWM | .24 | .05 | .00 | −.06 | −.24 | .31* | .36** | .72** | .37** | .06 | - |
Correlation coefficients and significance (* = p<.05; ** = p<.01) for the NEO-FFI and NAA Concentrations.
RFWM–right frontal white matter; dACC–dorsal anterior cingulate cortex; LFWM–left frontal white matter; RPWM–right parietal white matter; PCC–posterior cingulate cortex; LPWM–left parietal white matter.