. Author manuscript; available in PMC: 2010 Jul 1.

Published in final edited form as: AIDS Behav. 2008 Nov 22;13(4):700–715. doi: 10.1007/s10461-008-9488-8

Table 5.

Multi-level analysis of UAI: sexual encounters (N = 1,777) nested within people (N = 413)

Final model for self-efficacy and sexual desire
Fixed effects	Coefficient (SE)	Odds ratio	95% CI
Model for intercept (P₀)
Intercept (B₀₀)	−3.24 (0.74)	0.04^**	0.01–0.17
Self-efficacy (B₀₁)	0.46 (0.23)	1.59^*	1.01–2.51
Model for slope of desire (P₁)
Intercept (β₁₀: desire)	1.39 (0.32)	4.00^**	2.12–7.57
Self-Efficacy (β₁₁: interaction with desire)	−0.33 (0.10)	0.72^**	0.59–0.88
Random effects	Variance

For P₀ (R₀)	1.30
For P₁ (R₁)	0.20
Final model for age and closeness to partner
Fixed effects	Coefficient (SE)	Odds ratio	95% CI

Model for intercept (P₀)
Intercept (B₀₀)	−3.50 (0.50)	0.03^**	0.01–0.08
Age (B₀₁) Model for slope of closeness to partner (P₁)	0.05 (0.01)	1.05^**	1.02–1.08
Intercept (β₁₀: closeness)	1.27 (0.24)	3.57^**	2.24–5.68
Age (β₁₁: interaction with closeness)	−0.02 (0.01)	0.98^**	0.97–0.99
Random effects	Variance

For P₀ (R₀)	1.07
For P₁ (R₁)	0.56

P<.05;

^**

P<.01