Table 3.

Finite mixture models for measles IgG antibodies. Medellín, 2009.

Type of distribution	Components	BIC	Group 1a		Group 2a		Group 3a
			Mean	Variance	Mean	Variance	Mean	Variance
Skewed normal	1	3458.6
	2	3418.7	3.2	0.46	3.5	0.05
	3	3443.7
	4	3465.0
Normal	1	3622.4
	2	3448.0
	3	3424.7	3.6	0.04	2.9	0.14	2.5	0.32
	4	3433.7
Skewed Student's t	1	3473.9
	2	3425.6	3.2	0.34	3.6	0.04
	3	3455.6
	4	3471.1
Student's t	1	3629.5
	2	3442.5
	3	3438.9	2.5	0.21	3.0	0.10	3.6	0.04
	4	3441.6

^aValues in Log base 10 for measles IgG antibody titers.