Table 5.

Logistic regression results for ethnic/racial subsamples.

Cutoff	B	SE B	OR	95% CI OR	χ2	Psuedo R2	−2LL	Δ−2LL
White Subsample
(> =1)	1.202	0.476	3.326	1.390–9.262	7.584**	0.058	176.003
(> =2)	1.627	0.436	5.090	2.250 – 12.666	16.117***	0.122	167.471	8.533***
(> =3)	1.299	0.395	3.667	1.693 – 8.071	10.733**	0.082	172.855	−5.384
(> =4)	1.519	0.417	4.565	1.992 – 10.333	12.307***	0.094	171.280	1.574***
Black Subsample
(> =1)	0.814	0.893	2.256	0.417 – 16.920	0.880	0.025	43.069
(> =2)	0.785	0.850	2.192	0.384 – 12.551	0.836	0.024	43.112	–0.044
(> =3)	1.214	0.857	3.368	0.583 – 19.543	1.923	0.055	42.026	1.087***
(> =4)	1.414	0.935	4.111	0.519 – 24.465	1.963	0.056	41.986	0.040***
Other Subsample
(> =1)	0.198	0.559	1.219	0.412 – 3.843	0.126	0.002	93.101
(> =2)	0.087	0.561	1.091	0.345 – 3.235	0.024	0.000	93.203	–0.102
(> =3)	0.406	0.588	1.500	0.438 – 4.598	0.499	0.007	92.769	0.434***
(> =4)	0.600	0.706	1.821	0.382 – 6.637	0.662	0.010	92.565	0.204***

Note: “Cutoff” indicates PC-PTSD item threshold;

^***p < .001

^**p < .01

^*p < .05.