Table 2.

Latent class analysis results, 2005–2009 pooled YRBS dataset, by sex (N=348,175).

	Females (n=181,430)						Males (n=166,745)
Results in Probability Scale
	Class 1	Class 2	Class 3	Class 4	Class 5		Class 1	Class 2	Class 3	Class 4	Class 5
Sexual identity
Heterosexual	0	0.607	1	1	0		1	1	0.281	0.374	0
Gay/Lesbian	0	0.393	0	0	0		0	0	0.126	0.400	0.221
Bisexual	0	0	0	0	1		0	0	0.401	0.144	0.323
Not Sure	1	0	0	0	0		0	0	0.193	0.081	0.456
Sexual behavior
No Sex	0.565	0.109	0	1	0.290		1	0	0	0	0.632
Same Only	0.029	0.403	0	0	0.067		0	0	0	1	0
Both Sexes	0.162	0.453	0	0	0.420		0	0	1	0	0
Different Only	0.243	0.034	1	0	0.222		0	1	0	0	0.368
Model Fit
AIC	617228.286						433769.699
BIC	617674.0810						434212.09
Entropy	0.996						1.00
Lo-Mendell-Rubin	0.0125						<0.001