Table 2.
Significant activations for the contrast PCL-control for the entire sample and for the group comparisons
| Cluster | MNI coordinates (mm) |
Tmax | pcorr | |||
|---|---|---|---|---|---|---|
| x | y | z | ||||
| Entire sample | ||||||
| Left caudate nucleus | 314 | −10 | 14 | 0 | 10.11 | <0.001 |
| Right caudate nucleus | 320 | 8 | 10 | 2 | 10.70 | <0.001 |
| Left putamen | 59 | −14 | 8 | −6 | 7.45 | <0.001 |
| Right putamen | 124 | 16 | 14 | −4 | 6.65 | <0.001 |
| Left hippocampus | 36 | −22 | −32 | −6 | 4.60 | 0.003 |
| Right hippocampus | 18 | 22 | −36 | 0 | 3.35 | 0.056 |
| Left parahippocampal cortex | 16 | −14 | −34 | −10 | 3.77 | 0.012 |
| Right parahippocampal cortex | 12 | 16 | −34 | −8 | 3.29 | 0.036 |
| Left orbitofrontal cortex | 374 | −32 | 24 | −6 | 10.81 | <0.001 |
| Right orbitofrontal cortex | 336 | 30 | 24 | −8 | 10.84 | <0.001 |
| Left cingulate cortex | 2503 | −4 | 28 | 36 | 12.53 | <0.001 |
| Right cingulate cortex | 2503 | 6 | 20 | 44 | 15.28 | <0.001 |
| Left inferior frontal lobe | 2400 | −30 | 22 | −4 | 12.66 | <0.001 |
| Right inferior frontal lobe | 2400 | 30 | 22 | −4 | 12.68 | <0.001 |
| Control group greater than stress group | ||||||
| Right hippocampus | 9 | 22 | −34 | 4 | 2.93 | 0.045 |
| Stress group greater than control group | ||||||
| No suprathreshold activations | ||||||
The significance threshold was set at pcorr < 0.05 (FWE corrected according to SPM8; for ROIs: small volume correction).