Table 1.

Bivariate correlations, means, and standard deviations of study variables (N = 130)

	1	2	3	4	5	6	7	8	9	10	11
1. Child abuse and neglect	–
2. Callousness	.22*	–
3. Uncaring	.24**	.43**	–
4. Unemotional	.08	.44**	.29**	–
5. Alcohol use	.01	.25**	.12	.00	–
6. Drug use	.02	.31**	.13	.06	.52**	–
7. ΔHRV	.14	.15	.05	.01	.08	−.11	–
8. Gender	.02	−.32**	−.10	−.27**	−.26**	−.15	−.10	–
9. Age	−.06	−.06	.09	−.16	−.04	−.01	−.15	.03	–
10. Minority Status	.13	.05	.22*	.15	−.25**	−.10	−.15	.04	−.04	–
11. SES	.03	−.01	.04	−.04	.21	.01	.10	−.03	−.06	−.39**	–
Mean	.42	10.15	6.11	9.07	4.82	1.35	1.35	.82	20.72	1.37	3.84
SD	.86	2.20	3.47	3.30	5.08	3.06	1.32	.39	4.18	.48	1.12

ΔHRV Residualized change score of heart rate variability. Gender coded as 0 = male, 1 = female. SES = Socio-economic status. SD Standard Deviation. *p < .05; **p < .01