Table 3.

Hierarchical Regression Analyses between Prenatal Stress, Respiratory Sinus Arrhythmia, and Caregiver Reported Behavioral Problems

	Aggression					Delinquency					CU Traits					Grandiose-Manipulative Traits					Daring-Impulsive Traits
	b	SE	t	p	ΔR2	b	SE	t	p	Δ R2	b	SE	t	p	ΔR2	b	SE	t	p	ΔR2	b	SE	t	p	ΔR2
Step 1					.054*					.047**					.019a					.050**					.041**
Sex	0.35	0.14	2.42	.016		0.22	0.11	2.03	.043		1.37	1.11	1.24	.217		0.24	0.26	0.90	.367		0.34	0.22	1.58	.116
SA	0.22	0.07	2.94	.004		0.16	0.06	2.92	.004		1.03	0.57	1.80	.072		0.47	0.13	3.50	.001		0.32	0.11	2.89	.004
Step 2					.037**					.044**					.026*					.020a					.015
Sex	0.37	0.14	2.60	.010		0.24	0.10	2.27	.024		1.47	1.10	1.34	.181		0.24	0.26	0.94	.350		0.35	0.22	1.61	.108
SA	0.14	0.08	1.80	.073		0.11	0.06	1.86	.064		0.55	0.59	0.93	.354		0.40	0.14	2.83	.005		0.26	0.12	2.22	.027
Prenatal Stress	0.23	0.08	3.03	.003		0.13	0.06	2.26	.025		1.15	0.58	1.98	.049		0.28	0.14	2.06	.040		0.22	0.12	1.91	.057
RSA	0.08	0.07	1.10	.273		0.15	0.05	2.76	.006		1.01	0.56	1.81	.072		−0.13	0.13	−0.10	.335		−0.05	0.11	−0.46	.645
Step 3					.004					.007					.015*					.001					.019*
Sex	0.36	0.14	2.54	.012		0.23	0.10	2.21	.028		1.34	1.09	1.22	.222		0.24	0.26	0.91	.362		0.32	0.22	1.48	.141
SA	0.13	0.08	1.74	.080		0.10	0.06	1.79	.075		0.48	0.59	0.82	.416		0.40	0.14	2.80	.006		0.25	0.12	2.11	.036
Prenatal Stress	0.24	0.08	3.13	.002		0.14	0.06	2.25	.014		1.29	0.58	2.21	.028		0.29	0.14	2.09	.038		0.25	0.12	2.19	.029
RSA	0.08	0.07	1.12	.264		0.15	0.05	2.81	.005		1.01	0.56	1.81	.070		−0.13	0.13	−0.96	.338		−0.05	0.11	−0.44	.662
Prenatal Stress x RSA	0.07	0.07	1.01	.313		0.07	0.05	1.41	.160		1.08	0.53	2.02	.044		0.05	0.13	0.37	.710		0.23	0.10	2.25	.025
Total R2					.094					.098					.060					.071					.076

Note. SA = Social adversity.

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