Table 2.
Brain Region | Age | Education | Combat Exposure | CAPS (reexperiencing) | CAPS (avoidance) | CAPS (hyperarousal) | CAPS (total score) | |
---|---|---|---|---|---|---|---|---|
left | ||||||||
piriform cortex | −0.238 | 0.018 | −0.196 | −0.241 | −0.166 | −0.397** | −0.282 | |
lateral amygdala | −0.123 | 0.040 | −0.213 | −0.107 | −0.089 | −0.312* | −0.178 | |
hippocampus (head) | −0.072 | 0.032 | −0.199 | 0.066 | −0.076 | −0.182 | −0.074 | |
anterior insula | −0.408** | 0.027 | 0.157 | −0.248 | −0.198 | −0.411** | −0.302* | |
orbitofrontal cortex | −0.270 | 0.016 | −0.042 | −0.027 | −0.120 | 0.065 | −0.039 | |
right | ||||||||
piriform cortex | −0.318* | −0.152 | −0.189 | −0.021 | 0.046 | −0.105 | −0.022 | |
lateral amygdala | −0.132 | −0.012 | −0.251 | 0.103 | 0.052 | −0.102 | 0.021 | |
hippocampus (head) | −0.102 | 0.137 | −0.238 | 0.134 | 0.062 | −0.102 | 0.034 | |
anterior insula | −0.387** | 0.166 | 0.074 | −0.261 | −0.163 | −0.365* | −0.276 | |
orbitofrontal cortex | −0.157 | 0.143 | −0.122 | −0.428** | −0.502** | −0.368* | −0.476** |
Combat veterans (n=45) are collapsed across PTSD diagnosis.
p<.05
p<.01