Table 4.
Hierarchical Regression Predictors of Alcohol Problem Severity
| Model 1 | Model 2 | Model 3 | Model 4 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| R2 / Adj. R2 / ∆ R2 | β | 95% CI | R2 / Adj. R2 / ∆ R2 | β | 95% CI | R 2 / Adj. R2 / ∆ R2 | β | 95% CI | R 2 / Adj. R2 / ∆ R2 | β | 95% CI | |
| .091 | .091 / -.070 /.000 | .493 / .366 / .402*** | .640 / .503 / .147* | |||||||||
| Block 1 - Demographics | ||||||||||||
| Age | −.030 | [-.284, .239] | −.030 | [-.289, .244] | −.049 | [-.250, .177] | −.090 | [-.275, .140] | ||||
| Sex | .097 | [-3.230, 5.677] | .097 | [-3.300, 5.747] | .044 | [-2.945, 4.058] | .070 | [-2.307, 4.074] | ||||
| Cigarette Smoker | .172 | [-2.183, 6.421] | .172 | [-2.275, 6.514] | .202 | [-1.053, 6.030] | .181 | [-1.050, 5.515] | ||||
| Cannabis User | .293 | [-.862, 8.996] | .293 | [-.978, 9.144] | .218 | [-.955, 6.991] | .197 | [-.803, 6.269] | ||||
| BMI | −.065 | [-.574, .398] | −.065 | [-.581, .406] | −.126 | [-.576, .237] | −.080 | [-.484, .269] | ||||
| Block 2 – Medication | ||||||||||||
| Ibudilast | −.001 | [-4.172, 4.159] | −.025 | [-3.525, 2.911] | .074 | [-2.067, 3.880] | ||||||
| Block 3 – Baseline Drinking | ||||||||||||
| DPDD | .384* | [.038, 1.374] | .250 | [-.168, 1.086] | ||||||||
| PHDD | .331^ | [-.751, 15.357] | .392* | [1.273, 16.056] | ||||||||
| Block 4 – Metabolites | ||||||||||||
| dACC Cr | .004 | [-.475, .485] | ||||||||||
| dACC Cho | .414** | [.374, 1.705] | ||||||||||
| dACC mI | −.016 | [-.403, .362] | ||||||||||