Table 2.

Trajectory class of problem drinking

	Goodness of Fit		% by latent class
	BIC	AIC	Class 1	Class 2	Class 3	Class 4	Class 5
1-class model	30,885.1	30,876.9	100.0
2-class model	28,234.4	28,220.7	56.91	43.09
3-class model	27,358.8	27,339.6	36.02	45.62	18.36
4-class model	27,028.6	27,006.7	22.20	36.55	29.60	11.65
5-class model	26,944.4	26,917.1	17.77	31.26	27.86	16.39	6.72

AIC Akaike information criterion

BIC Bayesian information criterion