Table 2.

Bivariate correlations among non-genetic study variables

	r
Variables	1.	2.	3.	4.	5.	6.	7.	8.	9.
1. Child sex	-	.09	−.08	.01	.06	−.06	−.06	.08	.02
2. PPVT		-	.04	.06	.17**	.02	−.16**	.05	−.08
3. SES			-	.08	.10	−.07	−.06	−.09	.01
4. PCI support				-	.73**	−.47**	−.20**	.08	−.20**
5. PCI guidance/ engagement					-	−.37**	−.46**	.10*	−.19**
6. PCI hostility						-	.23**	−.01	.29**
7. PCI intrusiveness							-	−.14**	.06
8. PCI child PA								-	−.09
9. PCI child NA toward parent									-

Note: Child sex coded as 0 = boys, 1 = girls.

^*p < .05,

^**p < .01.