Table 3.

Hierarchical regression analysis for variables predicting PTSD across cultural groups

	R2	Predictors	B	SE	β	t	Lower bound	Upper bound
Whites (n = 944)
Step 1	0.06**	Age	0.02	0.02	0.04	1.07	−0.02	0.06
		Income	−1.05	0.20	−0.19	−5.24**	−1.44	−0.65
		Gender	−3.34	0.66	−0.17	−5.10**	−4.63	−2.06
		Education	−0.12	0.29	−0.14	−0.40	−0.69	0.46
Step 2	0.08***	Personal impact	2.79	0.32	0.29	8.88**	2.17	3.41
	0.09***	Property damage	2.02	0.21	0.31	9.56***	1.61	2.44
	0.22***	Loss of services	3.31	0.21	0.49	15.90***	2.90	3.72
African American (n = 162)
Step 1	0.24**	Age	0.26	0.06	0.32	4.15**	0.14	0.38
		Income	−2.22	0.56	−0.34	−3.97**	−3.33	−1.12
		Gender	1.70	1.93	0.07	0.88	−2.11	5.52
		Education	−2.27	0.87	−0.23	−2.62**	−3.98	−0.56
Step 2	0.02	Personal impact	1.42	0.81	0.14	1.77	−0.17	3.02
	0.11***	Property damage	2.99	0.63	0.34	4.76***	1.75	4.23
	0.07**	Loss of services	2.13	0.55	0.29	3.84***	1.03	3.23
Latino (n = 74)
Step 1	0.05	Age	0.06	0.08	0.11	0.82	−0.09	0.21
		Income	−1.01	0.75	−0.20	−1.35	−2.52	0.50
		Gender	−1.80	2.34	−0.11	−0.77	−6.50	2.89
		Education	0.04	0.98	0.01	0.04	−1.92	2.00
Step 2	0.35***	Personal impact	5.23	0.92	0.66	5.71***	3.39	7.06
	0.03	Property damage	0.86	0.71	0.16	1.22	−0.55	2.28
	0.13**	Loss of services	1.90	0.65	0.38	2.93***	0.60	3.20

Statistics from step 2 are reported from models that include only a single variable for disaster variable to reduce the suppression effects caused by the inclusion of multiple disaster variables. Selection of disaster variables was chosen based on significant interactions

^*p<0.05

^**p<0.01

^***p<0.0001