Table 2.

Regressions: effects of BIS and ERP amplitudes on arousal and executive attention

Steps and predictors	F	B	B	R	ΔF
Arousal
Step 1. P200—fear faces	<1	.03	.13	.00	<1
Step 2. BIS	<1	−.07	−.04	.01	<1
Step 3. P200 × BIS	−2.17*	−.18	−.41	.14	4.72*
Step 1. P200—sad faces	<1	−.004	−.02	.04	1.22
Step 2. BIS	<1	−.12	−.07	.04	<1
Step 3. P200 × BIS	−2.00*	−.16	−.37	.14	4.01*
Executive attention
Step 1. N200—fear faces	<1	−.01	−.02	.01	<1
Step 2. BIS	<1	.07	.05	.01	<1
Step 3. N200 × BIS	−2.12*	−.24	−.37	.13	4.49*

^*p < .05. Coefficients are those generated when all steps are entered.