Table 2.

Phenotypic Correlations among Laboratory and Parent-rated Measures Within and Across Ages.

	Lab Anger 36 months	Lab IC 36 months	Parent-rated Anger 12 months	Parent-rated Anger 36 months	Parent-rated IC 36 months
Lab Anger 12 months	.03	.13**	.10*	.00	.04
Lab Anger 36 months		−.28**	−.01	.08	−.24**
Lab IC 36 months			.00	−.07	.28**
Parent-rated Anger12 months				.34**	−.16**
Parent-rated Anger 36 months					−.45**

Note.

^*p < .05,

^**p < .01.