. Author manuscript; available in PMC: 2016 Dec 15.

Published in final edited form as: J Acquir Immune Defic Syndr. 2015 Dec 15;70(5):538–544. doi: 10.1097/QAI.0000000000000795

Table 4.

Attributable Fractions from Final Multivariable Model, N=1052

	Exposure Prevalence (%)	aHR (95% CI)^a	p-value	PAF (95% CI)^a	p-value
VACS Index score
0–34	67.1	1.00 (Ref)	<0.001	0.69 (0.56, 0.78)	<0.001
35–49	18.4	3.94 (2.25–6.90)
50–69	10.4	11.8 (6.97–20.0)
≥70	4.1	27.0 (15.7–46.7)
CESD ≥16	43.8	1.88 (1.27–2.79)	0.002	0.30 (0.11, 0.45)	0.004
Transactional sex ever	36.0	1.85 (1.26–2.71)	0.002	0.25 (0.08, 0.39)	0.005

Abbreviations: CESD, Center for Epidemiological Studies-Depression; CI, confidence interval; aHR, adjusted hazard ratio; PAF, population attributable fraction

Hazard ratios and population attributable fractions are adjusted for all variables for which estimates are presented.