Table 3.
BPND before correction for partial volume effects | BPND after correction for partial volume effects | |||
---|---|---|---|---|
Cocaine use disorder | Healthy controls | Cocaine use disorder | Healthy controls | |
Ventral Striatum | 0.94 ± 0.15 | 0.93 ± 0.21 | 1.66 ± 0.22 | 1.67 ± 0.42 |
Caudate | 1.09 ± 0.28 | 1.26 ± 0.22 | 1.59 ± 0.29 | 1.72 ± 0.31 |
Putamen | 2.22 ± 0.25 | 2.33 ± 0.26 | 2.44 ± 0.26 | 2.57 ± 0.34 |
Midbrain | 0.42 ± 0.08 | 0.42 ± 0.07 | 0.50 ± 0.13 | 0.49 ± 0.16 |
Thalamus | 0.31 ± 0.06 | 0.34 ± 0.05 | 0.33 ± 0.06 | 0.36 ± 0.07 |
Globus Pallidus | 2.23 ± 0.29 | 2.43 ± 0.23 | 2.47 ± 0.38 | 2.71 ± 0.38 |
Values are mean ± SD in cocaine use disorder and healthy control subjects (n = 15/group);
No significant increase in individual regional BPND are noted in cocaine use disorder compared to healthy controls (Bonferroni-corrected p > 0.008 for all between-group contrasts, one-tailed unpaired t-tests)