Table 4.

Factors associated with not initiating ART, discontinuing ART and having detectable viremia among patients with nadir CD4 counts 351-500 cells/mm³.

Variable	Adjusted PR1 of	Adjusted PR1 of ART	Adjusted PR1 of
	failure to initiate ART	discontinuation,	detectable viremia,
		among patients who	among patients on
		initiated ART	contining ART
	(N=660)	(N=483)	(N=460)
Gender
Male	REF	REF	REF
Female	1.05 (0.69 – 1.58)	1.47 (0.30 – 7.15)	0.87 (0.43 – 1.76)
Age (years)
18-29	1.51 (0.87 – 2.63)	0.82 (0.14 – 4.67)	1.23 (0.86 – 1.77)
30-39	1.10 (0.61 – 1.99)	1.42 (0.29 – 7.04)	1.10 (0.54 – 2.25)
40-49	1.07 (0.68 – 1.68)	2.64 (0.93 – 7.45)	0.96 (0.52 – 1.75)
≥50	REF	REF	REF
Race/Ethnicity
Non-Hispanic White	REF	REF	REF
Non-Hispanic Black	1.45 (0.23 – 1.71)	2.14 (1.06–4.31)	0.97 (0.80 – 1.17)
Hispanic	0.99 (0.68 – 1.68)	0.85 (0.23 – 3.19)	1.07 (0.69 – 1.64)
Asian/Pacific Islander	1.25 (0.53 – 2.95)	NC	0.68 (0.20 – 2.27)
HIV Risk Category
MSM	1.02 (0.69 – 1.52)	1.19 (0.16 – 8.64)	0.81 (0.50 – 1.32)
IDU (non-MSM)	1.56 (0.98 – 2.71)	1.91 (0.39 – 9.38)	1.33 (0.85 – 2.07)
Heterosexual	REF	REF	REF
Continuous care in 2010
Yes	REF	REF	REF
No	1.79 (1.31–2.44)	2.29(1.08–4.88)	1.94 (1.08–3.48)
Years in care2	0.95 (0.88 – 1.01)	1.08 (0.97 – 1.19)	0.96 (0.88 – 1.04)

REF, reference group; NC, not calculable. Bold typeface signifies p-value ≤ 0.05.

¹From Poisson regression clustered by site, adjusted for all other factors in table

²PR is per year in care at CNICS site