Table 3. Metabolites in the hippocampus and anterior cingulate cortex of participants.
| Variables | PTSD | non-PTSD | t/z | p value | ||
|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | |||
| Hippocampus | ||||||
| Glu | 9.791 | 3.954 (n = 25) | 10.506 | 2.947 (n = 20) | 0.672 | 0.505 |
| NAA | 6.007 | 0.952 (n = 28) | 6.297 | 0.895 (n = 21) | 1.083 | 0.284 |
| Glu+Gln | 15.885 | 6.303 (n = 26) | 16.588 | 5.295 (n = 19) | 0.395 | 0.695 |
| ACC | ||||||
| Cr | 4.179 | 1.225 (n = 23) | 3.865 | 1.040 (n = 17) | 0.854 | 0.399 |
| Glu | 8.919 | 1.208 (n = 29) | 8.823 | 1.986 (n = 23) | 0.202 | 0.841 |
| Ins | 4.811 | 1.103 (n = 30) | 4.746 | 1.086 (n = 23) | 0.214 | 0.831 |
| NAA | 6.365 | 0.572 (n = 28) | 6.736 | 0.443 (n = 20) | 2.424 | 0.019* |
| NAA+NAAG | 6.799 | 0.780 (n = 29) | 6.851 | 0.938 (n = 22) | 0.305 | 0.760 |
Abbreviations: PTSD, post-traumatic stress disorder; SD, standard deviation; Glu, Glutamic acid; NAA, N-Acetylaspartate; Gln, Glutamine; ACC, Anterior Cingulate Cortex; Cr, Creatine; Ins, Myo-inositol; NAAG, N-acetylaspartylglutamate.
* p < 0.05.