Table 1.
Demographics and PET variables.
| Patients | Controls | p-Valuea | |
|---|---|---|---|
| Number of subjects (men/women) | 15 (2/13) | 16 (3/13) | |
| Genotype (LA homozygote/S or LG carrier) | 6/9 | 6/10 | |
| Age (years) | 29.6 ± 10.2 | 28.9 ± 10.2 | .85 |
| BMI (kg/m2) | 22.6 ± 1.7 | 23.9 ± 4.8 | .33 |
| Major depression inventory | 7.87 ± 7.6 | 7.13 ± 4.8 | .75 |
| Injected radioactivity (MBq) | 584 ± 16 | 591 ± 19 | .34 |
| Specific radioactivity (GBq/μmol) | 567 ± 282 | 486 ± 217 | .38 |
| [11C]SB injected mass per kg (μg/kg) | 0.008 ± 0.006 | 0.008 ± 0.005 | .90 |
| [11C]SB cerebellum AUC/specific radioactivity (GBq/μmol) | 31.1 ± 23 | 32.6 ± 21 | .85 |
Continuous variables are presented as mean ± SD.
a
Two-sample t-test.