Table 1.

Group demographic and clinical characteristics.

	Group mean (±SD)		t Value	p Value
	PTSD	CEC
Age	30.12 (7.70)	33.71 (9.12)	−1.24	0.22
CAPS	67.35 (12.41)	5.24 (5.75)	18.72	<0.001
PCL-M	54.59 (9.78)	25.06 (7.34)	9.96	<0.001
BDI-II	22.76 (7.46)	5.53 (6.25)	7.30	<0.001
HAM-D	10.18 (3.75)	2.18 (2.38)	7.44	<0.001
CES	23.88 (5.98)	21.47 (5.50)	1.22	0.23

PTSD, post-traumatic stress disorder; CEC, combat-exposed controls; CAPS, Clinician Administered PTSD Scale; PCL-M, PTSD Checklist: Military; BDI-II, Beck Depression Inventory; HAM-D, Hamilton Depression Inventory; CES, Combat Exposure Scale.