Table 3.
METH− | METH+ | ||||
---|---|---|---|---|---|
ROI | Hemisphere | Gain | Loss | Gain | Loss |
Ventral Striatum*† | Left | −0.04 ± 0.95 | 0.27 ± 1.18 | −0.23 ± 1.13 | −0.88 ± 1.46 |
Right | 0.13 ± 1.00 | 0.33 ± 0.98 | 0.14 ± 1.20 | −0.39 ± 1.14 | |
Anterior Caudate† | Left | 0.09 ± 1.02 | 0.19 ± 0.70 | −0.42 ± 0.72 | −0.89 ± 1.57 |
Right | 0.21 ± 0.86 | 0.04 ± 1.23 | −0.14 ± 0.58 | −0.58 ± 1.28 | |
Posterior Caudate*† | Left | 0.02 ± 0.89 | 0.30 ± 0.88 | −0.12 ± 0.55 | −0.38 ± 1.42 |
Right | 0.01 ± 0.71 | 0.27 ± 0.73 | −0.08 ± 0.57 | −0.53 ± 1.28 |
Note: BOLD activation reported as mean ± SD. METH−: healthy comparison participants; METH+: participants with a history of methamphetamine dependence. Significant statistical values are reported in main text;
Significant group x anticipation interaction;
Significant main effect of group.