Table 4.

Multivariate Model Fit Indices for Aggressive and Rule-breaking Behavior in Waves 1 (9–10 years) and 3 (14–15 years) Combined

		Overall fit				Compared to model	Model difference test
Model		−2LL	Df	AIC	BIC		χ2	df	P
0	Full Saturated	10116.16	4516	1084.16	−9958.25
0a	Equate within sexes	10116.16	4516	1084.16	−9958.25
1	ACE Cholesky M ≠ F	10297.37	4636	1018.37	−10270.16
1a	ACE Cholesky M = F	10323.00	4654	1015.00	−10313.70	1	25.63	18	0.11
2	1-Factor IP model M = F	10405.75	4672	1061.75	−10332.18	1a	82.75	18	<0.01
3	1 CP M = F	10537.50	4678	1181.50	−10286.25	1a	206.06	24	<0.01
4	2 CP Agg & Del M = F	10560.02	4675	1210.02	−10265.00	1a	237.02	21	<0.01
5	2 CP Ext1 & Ext3 M=F Variances Freed	10397.55	4673	1051.55	−10339.60	1a	96.00	21	<0.01
5a	2 CP Ext1 & Ext3 M = F variances constrained	10419.00	4675	1069.00	−10335.53	5	21.45	2	<0.01
5b	2 CP Ext1 & Ext3 M=F Variances Freed, loadings equated	10398.49	4674	1050.49	−10342.46	5	0.94	1	0.33
5c	2 CP Ext1 & Ext3 M=F Variances Freed, loadings equated, Equate longitudinal influences on latent factors	10422.15	4677	1068.15	−10340.60	5b	23.66	3	<0.01
5c*	5c with nonsignificant estimates dropped	10437.38	4685	1067.38	−10359.59	5c	15.15	8	0.06