Table 2.

Fit indices for 1- to 5-class unconditional latent growth mixture models of depressive and anxiety symptoms over the 6-year study period

Depressive symptoms
Class	Log-likelihood	AIC	BIC	SSABIC	Entropy	LMR adjusted LRT p	% in smallest class
1	−3611.39	7242.77	7283.25	7251.51			100
2	−3567.91	7161.82	7214.44	7173.18	0.83	0.0042	18.9
3	−3554.23	7140.47	7205.23	7154.45	0.88	0.0656	0.4
4	−3531.35	7100.71	7177.61	7117.31	0.874	0.0863	0.5
5	−3523.16	7090.33	7179.37	7109.56	0.879	0.1974	0.5
Anxiety symptoms
Class	Log-likelihood	AIC	BIC	SSABIC	Entropy	LMR adjusted LRT p	% in smallest class
1	−4046.79	8113.59	8154.06	8122.33			100
2	−4028.65	8083.3	8135.92	8094.67	0.688	0.0127	17
3	−4021.32	8074.64	8139.4	8088.62	0.731	0.57	3.4
4	−4017.15	8072.29	8149.19	8088.9	0.786	0.19	0.7
5	Failure of model convergence

Note. AIC=Akaike Information Criterion; BIC=Bayesian Information Criterion; SSABIC=Sample size-adjusted Bayesian Information Criterion; LMR LRT=Lo-Mendell-Rubin likelihood ratio test.