Table 2.

Stepwise multiple linear regression, models 1 and 2 for PCA (N = 24).

		R 2	B	β	Sig.	95% CI
AUC (cm/s/s)
Model 1	BISA	0.05	5.605	.160	.496	−11.227	22.436
	CAPS total		−.350	−.228	.335	−1.087	.387
Model 2	BISA	0.29	.076	.002	.991	−14.390	14.542
	BAI total		2.449	.432	.062	−.139	5.037
	BDI total		−4.148	−.568	.013*	−7.336	−.960
Baseline velocity (cm/s)
Model 1	BISA	0.08	−.977	−.251	.281	−2.814	.860
	CAPS total		−.010	−.060	.793	−.091	.070
Model 2	BISA	0.14	−.938	−.241	.282	−2.706	.831
	BAI total		−.010	−.016	.946	−.327	.306
	BDI total		−.203	−.251	.289	−.593	.186
Initial Slope (cm/s/s)
Model 1	BISA	0.09	.061	.193	.403	−.088	.210
	CAPS total		−.004	−.321	.170	−.011	.002
Model 2	BISA	0.32	.022	.068	.729	−.107	.151
	BAI total		.012	.227	.305	−.011	.035
	BDI total		−.041	−.619	.007*	−.069	−.013
Peak velocity (cm/s)
Model 1	BISA	0.04	−.725	−.143	.545	−3.174	1.724
	CAPS total		−.019	−.086	.716	−.126	.088
Model 2	BISA	0.13	−.811	−.160	.474	−3.133	1.510
	BAI total		.059	.072	.770	−.356	.474
	BDI total		−.359	−.340	.159	−.870	.153
% Increase in velocity
Model 1	BISA	0.20	1.652	.481	.033*	.144	3.160
	CAPS total		−.015	−.098	.646	−.081	.051
Model 2	BISA	0.42	1.164	.339	.074	−.125	2.452
	BAI total		.271	.487	.024*	.040	.501
	BDI total		−.295	−.413	.042*	−.579	−.011
Time to peak (s)
Model 1	BISA	0.07	−.353	−.129	.578	−1.652	.946
	CAPS total		.034	.287	.222	−.022	.091
Model 2	BISA	0.06	−.239	−.087	.706	−1.540	1.063
	BAI total		.079	.179	.485	−.153	.312
	BDI total		.070	.122	.617	−.217	.357

Model, “Stepwise” method in SPSS Statistics; B, unstandardized regression coefficient; β, standardized regression coefficient; CI, confidence interval; LL, lower limit; UL, upper limit; R², coefficient of determination.

^*p < 0.05.