Table 3.

Growth Mixture Model Fit Statistics ^*

	1 Class	2 Classes	3 Classes	4 Classes	5 Classes
No. of parameters	12	18	24	30	36
Log Likelihood	−13567.559	−13486.941	−13445.196	−13427.934	−13413.590
AIC	27159.119	27009.882	26938.391	26915.867	26899.180
BIC	27221.604	27103.610	27063.362	27072.081	27086.637
N-adjusted BIC	27183.485	27046.432	26987.124	26976.783	26972.280
Lo-Mendell-Rubin probability	N/A	0.0000	0.0033	0.3478	0.6465
Entropy	N/A	0.772	0.769	0.741	0.765
Smallest class (%)	N/A	18.3	10.0	7.1	1.0

^*Adjusted for Hoehn and Yahr stage, sex, and depression diagnosis.