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Demographic characteristics of study participants.
| Group | Sample size (N) | % Male | Mean age ± SD (range) |
|---|---|---|---|
| PTSD | 7 | 71.4 | 37.57 ± 6.05 (31–45) |
| NC | 7 | 85.7 | 34.14 ± 9.55 (22–54) |
| LC | 7 | 57.1 | 29.43 ± 8.50 (23–43) |
PTSD, posttraumatic stress disorder; NC, normal controls; LC, light controlled.
