. Author manuscript; available in PMC: 2021 Jul 30.

Published in final edited form as: J Child Fam Stud. 2020 Jun 5;29(8):2234–2245. doi: 10.1007/s10826-020-01744-y

Table 4.

Mixed model effects of IBP on frequency of observed aggressive behaviors over time

	Frequency of aggressive behaviors
Variable	b	SE	t	P	LLCI	ULCI
Time	0.68	0.40	1.68	0.10	−0.12	10.47
Time*Time	−0.11	0.04	−2.55	0.01	−0.20	−0.02
Group	0.74	1.54	0.48	0.63	−2.33	3.81
Interaction (Time*Group)	−1.87	0.73	−2.55	0.01	−3.31	−0.42
Quadratic (TimeTimeGroup)	0.20	0.07	2.64	0.009	0.05	0.34

LLCI lower level confidence interval, ULCI upper level confidence interval