Table 2.

Fit statistics for LCA models. Best model is indicated in bold.

Sample	Class Solution	Npar	LL	BIC	ABIC
NTR7	1 Class, sex cov	16	−25123.6494	50394.97	50344.13
	2 Class, sex cov	26	−23716.8184	47673.61	47590.98
	3 Class, sex cov	36	−23586.3521	47504.97	47390.57
	4 Class, sex cov	46	−23473.5711	47371.7	47225.52
	5 Class, sex cov	56	−23442.2212	47401.3	47223.34
	4 Class, drop sex cov	43	−23499.7894	47396.45	47259.8
NTR10	1 Class, sex cov	16	−17477.8734	35096.09	35045.25
	2 Class, sex cov	26	−16221.9845	32672.03	32589.41
	3 Class, sex cov	36	−16130.5097	32576.79	32462.4
	4 Class, sex cov	46	−16052.8891	32509.27	32363.09
	5 Class, sex cov	56	−16029.2822	32549.77	32371.82
	4 Class, drop sex cov	43	−16069.3853	32515.95	32379.3
NTR12	1 Class, sex cov	16	−9119.9681	18371.28	18320.44
	2 Class, sex cov	26	−8374.781	16963	16880.38
	3 Class, sex cov	36	−8297.1347	16889.79	16775.4
	4 Class, sex cov	46	−8241.1747	16859.97	16713.8
	5 Class, sex cov	56	−8215.7246	16891.16	16713.21
	4 Class, drop sex cov	43	−8260.7955	16874.58	16737.95
CBCL89	1 Class, sex and age cov	16	−9758.7347	19642.49	19588.61
	2 Class, sex and age cov	27	−9141.6874	18494.35	18403.42
	3 Class, sex and and cov	38	−9066.1205	18429.17	18301.19
	4 Class, sex and age cov	49	−9005.713	18394.31	18229.28
	5 Class, sex and age cov	60	−8980.1718	18429.18	18227.11
	4 Class, drop sex cov	46	−9015.4726	18390.39	18235.46
	4 Class drop age cov	46	−9007.2492	18373.94	18219.02
CBCL99	1 Class, sex and age cov	16	−7874.2422	15870.33	15819.5
	2 Class, sex and age cov	27	−7459.1776	15123.97	15038.19
	3 Class, sex and and cov	38	−7410.2618	15109.91	14989.18
	4 Class, sex and age cov	49	−7371.3643	15115.88	14960.2
	5 Class, sex and age cov	60	−7351.3761	15159.67	14969.05
	4 Class, drop sex cov	46	−7425.9735	15202.25	15056.11
	4 Class drop age cov	46	−7372.3365	15094.98	14948.83

Npar = number of parameters. LL = log-likelihood, BIC = Bayes Information Criterion, ABIC = sample size Adjusted Bayes Information Criterion, cov = covariate.