Table 5. Hierarchical regression for exploring the positive correlates of PTSD symptoms in men and women, respectively.

	Variables	Mean (SD)	Block 1 (β)	Block 2 (β)	Block 3 (β)
Men
n = 117	Age	43.46 (16.39)	-0.091	-0.076	-0.036
	PSS	64.50 (13.49)		-0.322**	-0.096
	Hope	21.40 (5.40)			0.005
	Optimism	20.63 (4.14)			-0.389**
	Resilience	67.96 (16.48)			-0.116
	F		0.966	7.171**	7.822**
	R 2		0.008	0.112	0.261
	ΔR 2		0.008	0.103**	0.149**
Women
n = 108	Age	47.30 (15.44)	-0.059	-0.028	-0.021
	PSS	68.94* (12.53)		-0.163	-0.103
	Hope	22.18 (4.97)			0.046
	Optimism	22.43** (3.53)			-0.493**
	Resilience	73.59** (14.86)			0.059
	F		0.368	1.573	6.426**
	R 2		0.003	0.029	0.240
	ΔR 2		0.003	0.026**	0.210**

PTSD = posttraumatic stress disorder, PSS = perceived social support, SD = standard deviation.

*P < 0.05,

**P < 0.01.