Table 1.
Demographics and clinical characteristics of participants a
| Variables | TENP (n = 76) | PTSD (n = 77) | p |
|---|---|---|---|
| Age (years)b | 43.7 ± 10.0 (20–64) | 42.3 ± 10.2 (19–65) | .38c |
| Sex (male/female) | 20/56 | 25/52 | .48d |
| Years of educationb | 6.6 ± 3.4 (0–12) | 6.9 ± 3.2 (0–16) | .51c |
| Time since trauma (months)b | 11.6 ± 2.3 (8–15) | 11.2 ± 2.3 (8–15) | .35c |
| PTSD checklist | 28.1 ± 6.9 (18–54) | 47.3 ± 13.4 (21–80) | <.001c |
| CAPS | 22.7 ± 11.5 (3–48) | 63.1 ± 9.3 (51–95) | <.001c |
| Co‐morbid diagnoses | 0 | 0 |
Abbreviations: CAPS, Clinician‐administered PTSD scale; PTSD, posttraumatic stress disorder; SD, standard deviation; TENP, trauma‐exposed non‐PTSD controls.
a
Data are presented as mean ± SD (minimum‐maximum) unless noted.
b
Age, years of education, and time since trauma at the time of MRI scanning.
c
p value obtained using two‐sample two‐tailed t‐test.
d
p value calculated using two‐tailed χ 2‐test.