. Author manuscript; available in PMC: 2015 Dec 4.

Published in final edited form as: AIDS Behav. 2008 Jul 26;13(4):783–791. doi: 10.1007/s10461-008-9432-y

Table 5.

HIV status as a predictor of association between sexual behavior with HIV negative men and club drug use over time

Effect	Unprotected insertive anal intercourse			Unprotected receptive anal intercourse
	Ketamine			Methamphetamine
	β	SE	P-value	β	SE	P-value
Fixed effects
Intercept	0.15^**	0.04	<0.001	−0.08	0.16	0.62
HIV Status	0.37^**	0.08	<0.001	0.57^*	0.25	0.02
Random effects
	Variance			Variance
	±			1.87^*

P < 0.05;

^**

P < 0.01

± Held constant for the purposes of convergence