. Author manuscript; available in PMC: 2013 Jul 1.

Published in final edited form as: Personal Disord. 2011 Aug 29;3(3):209–227. doi: 10.1037/a0025084

Table 2.

Regression Coefficients between Psychopathic Personality Traits and Environmental Variables.

Dependent Variable	Predictor Variables		Δχ²(1) MPQ-FD = MPQ-IA	Δχ²(2) Boys = Girls
Dependent Variable	MPQ-Fearless Dominance (β)	MPQ-Impulsive Antisociality (β)	Δχ²(1) MPQ-FD = MPQ-IA	Δχ²(2) Boys = Girls
Academic Achievement & Engagement
Boys	.10	−.30^*	54.42^*
Girls	.17^*	−.34^*	120.59^*	1.19
Prosocial Peers
Boys	.10	−.24^*	45.16^*
Girls	.19^*	−.31^*	141.77^*	3.12
Antisocial Peers
Boys	.14^*	.37^*	20.84^*
Girls	−.04	.41^*	103.25^*	15.00^*
Mother-Child Relationship Problems
Boys	−.09	.35^*	72.28^*
Girls	−.11^*	.40^*	145.85^*	.51
Father-Child Relationship Problems
Boys	−.06	.33^*	40.22^*
Girls	−.14^*	.35^*	95.96^*	2.17
Dependent Life Events: School & Legal Problems
Boys	.06	.32^*	29.46^*
Girls	−.03	.34^*	81.32^*	12.43
Independent Life Events: Family-level Problems
Boys	.04	.21^*	9.71
Girls	−.06	.22^*	41.15^*	4.54

Note.

p < .001.