Table 2.
Region | Linear | Quadratic | ||||
---|---|---|---|---|---|---|
β months abstinent | SE | p-value | β months abstinent | SE | p-value | |
Frontal GM | 1.68 | 0.28 | < .001 | −0.0048 | 0.0011 | < .001 |
Parietal GM | 0.95 | 0.17 | < .001 | −0.0030 | 0.0006 | < .001 |
Temporal GM | 0.49 | 0.26 | .07 | −0.0018 | 0.0010 | .09 |
Occipital GM | 0.30 | 0.10 | .004 | −0.0015 | 0.0004 | .004 |
Total cortical GM | 3.93 | 0.57 | < .001 | −0.0120 | 0.00007 | < .001 |
Frontal WM | 0.40 | 0.08 | < .001 | −0.0003 | 0.0011 | .82 |
Parietal WM | 0.20 | 0.04 | < .001 | 0.0003 | 0.0003 | .79 |
Temporal WM | 0.13 | 0.03 | < .001 | −0.0006 | 0.0004 | .17 |
Occipital WM | 0.13 | 0.09 | .13 | −0.0006 | 0.0003 | .06 |
Total lobar WM | 0.75 | 0.14 | < .001 | 0.0000 | 0.0017 | .95 |
Cerebellum | 0.93 | 0.13 | < .001 | −0.0027 | 0.0005 | < .001 |
Thalamus | 0.12 | 0.03 | < .001 | −.00033 | 0.00010 | < .001 |
Lenticular nucleus | −0.01 | 0.31 | .15 | .00003 | 0.00010 | .91 |
Ventricular CSF | −1.05 | 0.20 | < .001 | .00282 | 0.00070 | < .001 |
Note. β = slope.
CSF: cerebrospinal fluid. GM: gray matter. SE: standard error of the estimate. WM: white matter.