Table 3.

Multiple regressions on different trait expression scores.

	Overall Traits			Interpersonal-affective deficits			Disinhibition
Final Model	B	SE B	β	B	SE B	β	B	SE B	β
Constant	37.68	17.48	-	21.15	13.64	-	16.53	7.74	-
Non-violent video games	0.85	1.26	0.05	0.63	0.98	0.05	0.22	0.56	0.03
Violent video games	3.49	1.26	0.23**	2.49	0.99	0.21*	1.00	0.56	0.16*
Gender	4.22	2.37	0.15	4.53	1.85	0.20*	-0.31	1.05	-0.03
Age	-3.02	1.94	-0.12	-1.87	1.52	-0.09	-1.15	0.86	-0.11
Educational level	-0.93	2.47	-0.03	-1.11	1.92	-0.04	0.17	1.09	0.01
Stress	3.53	2.19	0.14	0.80	1.71	0.04	2.72	0.97	0.25**
Sleep	-0.66	2.24	-0.02	-0.32	1.84	-0.01	-0.34	1.04	-0.03
Psychological problems	3.94	2.57	0.12	2.88	2.00	0.11	1.05	1.14	0.07
Physical exercise	-1.32	1.06	-0.09	-1.16	0.83	-0.10	-0.17	0.47	-0.03
Violent movies	2.54	1.15	0.17*	2.08	0.90	0.18*	0.47	0.51	0.08
Alcohol consumption	0.45	0.74	0.05	1.14	0.58	0.16	-0.64	0.33	-0.18*
Smoking	1.33	0.68	0.16*	0.41	0.53	0.06	0.92	0.30	0.26**
Drug use	2.11	3.87	0.04	2.47	3.02	0.06	-0.36	1.71	-0.02

^∗For overall traits R² = 0.02 for Model 1, ΔR² = 0.07^∗∗ for Model 2, ΔR² = 0.03 for Model 3, ΔR² = 0.11^∗∗ for Model 4. For interpersonal-affective deficits R² = 0.02 for Model 1, ΔR² = 0.08^∗∗ for Model 2, ΔR² = 0.05^∗ for Model 3, ΔR² = 0.09^∗ for Model 4. For disinhibition R² = 0.00 for Model 1, ΔR² = 0.01 for Model 2, ΔR² = 0.01 for Model 3, ΔR² = 0.14^∗∗ for Model 4. ^∗p < 0.05, ^∗∗p < 0.01.