Table 1.
Demographic and clinical characteristics of the two groups
| PTSD (n=48) | TEHC (n=34) |
Statistics – p value (PTSD vs. TEHC) |
|
|---|---|---|---|
| Sex, N (%) | 0.45 | ||
| Male | 19 (39.6) | 11 (32.4) | |
| Female | 29 (60.4) | 23 (67.6) | |
|
| |||
| Race, N (%) | 0.70 | ||
| Caucasian | 14 (29.2) | 11 (32.4) | |
| African- American | 12 (25.0) | 11 (32.4) | |
| Hispanic | 17 (35.4) | 11 (32.4) | |
| Others | 4 (8.3) | 1 (2.9) | |
|
| |||
| Duration since trauma, mean years (SD) | 12.69 (11.92) | 12.55 (12.94) | 0.96 |
| Trauma type, N (%) | 0.40 | ||
| Sexual assault | 14 (29.2) | 6 (17.6) | |
| Interpersonal violence | 12 (25.0) | 9 (26.5) | |
| Motor vehicle accident | 1 (2.1) | 3 (8.8) | |
| Military-related | 5 (10.4) | 1 (2.9) | |
| Natural disaster | 1 (2.1) | 1 (2.9) | |
| Serious injury (accidental) | 2 (4.2) | 0 | |
| Terror-related | 1 (2.1) | 0 | |
| Witnessing a traumatic event | 4 (8.3) | 4 (11.8) | |
| A traumatic event occurred to a close family member/friend | 8 (16.6) | 10 (29.5) | |
|
| |||
| Age | 0.67 | ||
| Mean (SD) | 36.1 (8.8) | 35.1 (10.6) | |
| Range (minimum – maximum) | 21.9 – 52.5 | 22.2 – 57.5 | |
| Education, mean years (SD) | 14.2 (2.0) | 16.1 (1.9) | <0.001 |
|
| |||
| H-AMD, mean (SD) | 16.2 (5.5) | 2.0 (2.1) | <0.001 |
| CAPS-total score, mean (SD) | 81.3 (15.5) | 3.9 (4.7) | <0.001 |
Note. PTSD = Post-traumatic stress disorder; TEHC = trauma exposed healthy controls; HAM-D = Hamilton Depression Scale; CAPS = Clinician-Administered PTSD Scale.
*
One PTSD subject lacked ethnicity information.