From: Altered amygdala activation during face processing in Iraqi and Afghanistani war veterans
 | PTSD | CEC | HC |  |  | |||
---|---|---|---|---|---|---|---|---|
Variable | Mean | SD | Mean | SD | Mean | SD | F-statistic | p |
Age | 32.3 | 6.9 | 28.7 | 4.5 | 27.3 | 6.2 | 2.193 | 0.128 |
Education | 13.9 | 1.7 | 13.8 | 2.2 | 13.5 | 2.0 | 0.065 | 0.938 |
Ethnicity (n) | Â | Â | Â | Â | Â | Â | Â | Â |
   Caucasian | 6 |  | 10 |  | 5 |  | χ2 = 6.20 | 0.185 |
   Hispanic | 3 |  | 2 |  | 5 |  |  |  |
   Black | 3 |  | 0 |  | 2 |  |  |  |
CTQ | 39.8 | 5.4 | 42.6 | 6.5 | - | - | 0.858 | 0.371 |
CES | 22.7 | 7.2 | 19.1 | 9.9 | - | - | 0.623 | 0.444 |
BDI | 14.6 | 9.5 | 5.5 | 5.9 | - | - | 5.083 | 0.042 |
CAPS-B a | 19.0 | 7.3 | 3.9 | 6.9 | - | - | 20.194 | < 0.001 |
CAPS-C | 25.8 | 5.3 | 4.8 | 8.0 | - | - | 40.163 | < 0.001 |
CAPS-D | 25.0 | 3.9 | 11.0 | 8.4 | - | - | 18.584 | < 0.001 |
CAPS Total | 69.8 | 13.2 | 19.7 | 22.2 | - | - | 31.497 | < 0.001 |
Task reaction time (ms) | Â | Â | Â | 70.974b | < 0.001b | |||
Shape | 1029 | 317 | 965 | 278 | 919 | 188 | 1.146c | 0.384c |
Angry | 1458 | 435 | 1470 | 455 | 1347 | 251 | Â | Â |
Fear | 1652 | 369 | 1625 | 532 | 1395 | 336 | Â | Â |
Happy | 1257 | 289 | 1185 | 336 | 1009 | 161 | Â | Â |