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Results from Hierarchical Linear Regression Analyses
| Step | Brain Structure | ΔR2 | F | p |
| Model 1 | ||||
| 1 | Striatum | 9.8 | 8.47 (1, 78) | .005 |
| 2 | Amygdala | 1.8 | 1.60 (1, 77) | .21 |
| 3 | Hippocampus | 10.3 | 10.0 (1, 76) | .002 |
| Model 2 | ||||
| 1 | Hippocampus | 17.2 | 16.15 (1, 78) | <.001 |
| 2 | Striatum | 3.4 | 3.29 (1, 77) | .07 |
| 3 | Amygdala | 1.4 | 1.32 (1, 76) | .25 |
| Brain Structure | Standardized Beta | t | p | |
| Beta Coefficients (Both Models) | ||||
| Hippocampus | .46 | 3.16 | .002 | |
| Striatum | .22 | 2.0 | .05 | |
| Amygdala | −.17 | 1.15 | .25 | |
