Table 4.

Baseline Growth Curve Models for Intensive and Temporal Characteristics of Anger Regulation

	Intensity			Bout duration (lg)			Latency to 1st bout (lg)
	Est	SE	t value	Est	SE	t value	Est	SE	t value
Anger expression
Fixed effects of time
Intercept (the age of 18 months)	2.52	.09	28.08***	.74	.03	10.57***	.25	.05	.64***
Linear slope	−.05	.00	−13.34**	−.02	.00	−11.43***	.03	.01	11.18***
Covariance estimates
Intercept	.17	.05	Z = 3.53***	.01	.01	Z = 2.67***	.06	.02	Z =3.24***
Residual	.52	.05	Z = 10.95***	.07	.01	Z = 10.95***	.21	.02	Z =10.95***
Model fit
REML deviance		1529.0			115.4			527.2
AIC		1537.1			129.4			535.3
BIC		1548.4			146.5			546.2
Distraction
Fixed effects of slope
Intercept (the age of 18 months)				.38	.02	17.88***	.98	.04	22.55***
Linear slope				.01	.00	6.33***	−.02	.00	7.99***
Covariance estimates
Intercept				.01	.01	Z = 17.88***	.01	.01	ns
Residual				.03	.03	Z = 10.95***	.14	.01	Z =10.95***
Model fit
REML deviance					−149.0			362.1
AIC					−141.9			370.2
BIC					−120.9			381.5
Calm bids to mother
Fixed effects of time
Intercept (the age of 18 months)				.72	.09	8.03***	1.16	.05	22.55***
Linear time				.04	.00	9.89***	−.03	.00	12.42***
Covariance estimates
Intercept				.04	.04	ns	.02	.01	Z =1.75*
Residual				.62	.62	Z = 10.95***	.20	.02	Z =10.95***
Model fit
REML deviance					870.0			480.2
AIC					878.7			488.3
BIC					890.0			499.6

Note: lg = Log Transformed; Est = Estimate; SE = Standard Error; AIC = Akaike’s information criteria; BIC = Bayesian information criterion; REML = residual maximum likelihood.

^***p < .001,

^**p < .01,

^*p <.05,

ns = not significant.