Table 3.

Hierarchical regression analysis for aggression and attention bias

Independent variable	AQCV				AQCV-SA				AQCV-A
	B	β	t	△R2	B	β	t	△R2	B	β	t	△R2
Step 1				0.00				0.01				0.03
Age	1.10	0.05	0.45		0.29	0.06	0.60		0.02	0.00	0.03
N-RT	− 0.01	− 0.05	− 0.51		− 0.01	− 0.16	− 1.60		− 0.01	− 0.20	− 2.02
Step 2				0.02				0.01				0.04*
Group	5.15	0.15	1.46		0.29	0.04	0.40		1.72	0.20	2.04*
TLBS-V	0.13	0.20	1.22		0.05	0.35	2.10*		0.04	0.23	1.46
Step 3				0.03*				0.03*				0.04*
Group × TLBS-V	− 0.26	0.12	− 2.10*		− 0.05	−  0.34	− 2.22*		− 0.07	− 0.37	− 2.52*

**p < 0 .01; *p < 0.05. Group were dummy encoded (controls = 0; juvenile delinquents = 1); AQCV Chinese version of Buss & Perry aggression questionnaire, AQCV-SA AQCV Self-directed Aggression, AQCV-A AQCV-Anger, N-RT the reaction time of neutral trial, TLBS-V the temporal variability of attention process, Group × TLBS-V the interaction of group and TLBS-Variability