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. Author manuscript; available in PMC: 2016 Jun 1.

Published in final edited form as: AIDS Behav. 2015 Jun;19(6):970–980. doi: 10.1007/s10461-014-0892-y

Table 3. Factor loadings and model-fit-statistics at follow-up visits for unconstrained measurement models representing drug use indicator variables, The P18 Study, New York City, NY.

	Measurement Models
	Baseline	6 Month	12 Month	18 Month
Factor Loadings	Unstandardized (standardized)	Unstandardized (standardized)	Unstandardized (standardized)	Unstandardized (standardized)
Alcohol use	1.00 (.389)	1.00 (.445)	1.00 (.330)	1.00 (.235)
Marijuana use	4.02 (.752)^***	2.81 (.660)^***	3.85 (.708)^***	7.25 (.843)^***
Inhalant use	.053 (.135)^**	.042 (.211)^**	.039 (.163)^**	.056 (.160)^*
Other drugs use	.632 (.402)^***	.551 (.477)^***	.488 (.392)^***	.495 (.234)^**
Any drugs in urine	.210 (.723)^***	.143 (.645)^***	.234 (.855)^***	.299 (.757)^***
R² Statistics
Alcohol use	.15^***	.20^**	.11^**	.05^*
Marijuana use	.57^***	.44^***	.50^***	.71^***
Inhalant use	.02	.04	.03	.03
Other drugs use	.16^***	.23^**	.15^***	.06^*
Any drugs in urine	.52^***	.42^***	.73^***	.57^***
Model Fit Statists
χ² (df)	32.70(5)^***	56.42(5)^***	60.46 (5)^***	14.73 (5)
CFI	.895	.772	.772	.937
RMSEA	.096	.150	.158	.067

^***

p < .001;

^**

p < .01;

^*

p<.05