Table 4.4.
Results from the final model for regression analysis of the striatal GABA levels on exposure levels and R1 values
| Model Summary | ||||||
|---|---|---|---|---|---|---|
| df (model) | df (error) | Adj R-square | F value | p value | ||
| 4 | 32 | 0.48 | 7.46 | 0.0002 | ||
|
| ||||||
| Coefficient Estimation | ||||||
| Variable | Parameter Estimation | t Value | p value | VIF | CI_upper | CI_lower |
|
| ||||||
| Exp (P12M) | 0.89 | 1.96 | 0.06 | 1.33 | 1.81 | −0.03 |
| R1 (FT) | 1.81 | 4.66 | <0.0001 | 3.04 | 2.61 | 1.02 |
| R1 (SN) | −1.80 | −2.42 | 0.02 | 3.35 | −0.28 | −3.32 |
| Age | 0.01 | 2.5 | 0.02 | 1.16 | 0.02 | 0.002 |