Clustering of lifestyle and health behaviours in Australian adolescents and associations with obesity, self-rated health and quality of life

Table 1 Model fit statistics for the LCA models

Model	N	Log likelihood	df	AIC	BIC	L²	% reduction in L²
*For male participants*
One class	1606	-24527.86	38	49131.72	49336.22	25426.43	-
Two class	1606	-24041.07	74	48230.14	48628.37	24452.85	3.8
Three class	1606	-23755.00	98	47706.00	48233.39	23880.71	6.1
Four class	1606	-23568.01	138	47412.02	48154.67	23503.99	7.6
Five class^a	1606	-23403.70	175	47157.40	48099.16	23178.11	8.8
Six class	1606	-23336.56	210	47093.12	48223.24	23043.83	9.4
Seven class	1606	-23225.17	249	46948.34	48288.33	22821.05	10.2
Eight class	1606	-23151.64	278	46859.28	48355.33	22673.98	10.8
*For female participants*
One class	1521	-23868.59	38	47813.18	48015.61	25574.27	-
Two class	1521	-23472.68	75	47095.36	47494.89	24782.45	3.1
Three class	1521	-22745.39	115	45720.78	46333.4	23327.87	8.8
Four class^a	1521	-22475.41	133	45216.82	45925.33	22787.91	10.9
Five class	1521	-22311.89	190	45003.77	46015.93	22460.87	12.2
Six class	1521	-22214.14	207	44842.28	45944.99	22265.37	12.9
Seven class	1521	-22135.76	244	44759.52	46059.33	22108.61	13.6
Eight class	1521	-22042.32	277	44638.64	46114.26	21921.73	14.3

^aBased on the model fit characteristics, five class and four class LCA classifications were adopted for male and female participants, respectively
Abbreviations: df degrees of freedom, AIC Akaike Information Criterion, BIC Bayesian information criterion

ISSN: 1471-2458