Table 6.

Summary of Hierarchical Regression Analyses for Ex-Gaussian Components and the Attention Bias Variability (ABV) Index as Predictors of Posttraumatic Stress Disorder (PTSD) Symptoms

DV	Predictor	B	SE	95% CI	t	df	p	VIF
CAPS
Step 1	Mu	− 0.02	0.02	[− 0.06, .01]	− 1.81	91	.074	1.53
	Sigma	0.03	0.06	[− 0.08, 0.13]	0.45	91	.651	1.82
	Tau	0.02	0.01	[0.01, 0.04]	2.03	91	.046	1.36
Step 2	Mu	− 0.02	0.02	[− 0.05, 0.02]	− 0.87	90	.385	1.79
	Sigma	0.02	0.05	[− 0.09, 0.12]	0.34	90	.736	1.83
	Tau	0.01	0.01	[− 0.02, 0.03]	0.41	90	.681	2.05
	ABV	139.12	63.49	[12.98, 265.26]	2.19	90	.031	1.68
PCL
Step 1	Mu	− 0.02	0.01	[− 0.05, − 0.01]	− 2.17	91	.033	1.53
	Sigma	0.04	0.04	[− 0.03, 0.12]	1.16	91	.25	1.82
	Tau	0.02	0.01	[0.01, .04]	2.89	91	.005	1.36
Step 2	Mu	− 0.01	0.01	[− 0.03, 0.02]	− 0.69	90	.489	1.79
	Sigma	0.04	0.04	[− 0.03, 0.11]	1.02	90	.309	1.83
	Tau	0.002	0.01	[− 0.02, 0.02]	0.30	90	.764	2.05
	ABV	160.66	42.06	[77.10, 244.22]	3.82	90	< .001	1.68

Note. VIF = variation inflation factor.