Table 2.

Harvard Trauma Questionnaire (HTQ) scores and differences between the veterans in the study and control groups

HTQ	HTQ score (mean  ± standard deviation)		t	P
	study group (n = 154)	control group (n = 77)
Total number of traumatic events	13.33 ± 6.63	8.45 ± 5.61	5.66	<0.001
Posttraumatic stress disorder symptoms	2.61 ± 0.63	1.41 ± 0.39	15.29	<0.001
Symptoms of perceived personal functioning	2.25 ± 0.58	1.37 ± 0.31	12.49	<0.001
Total result on traumatic symptoms	2.40 ± 0.57	1.38 ± 0.33	14.50	<0.001