Table 5.

Factors associated with use of ART stratified by first year in care

Characteristic	Use of ART AOR (95 % CI)
	First year in care	Not in first year
No. of clinics visited per year
1	1.00 (Ref)	1.00 (Ref)
≥2	0.64 (0.52–0.80)	0.57 (0.48–0.68)
Age (years)
18–29	1.00 (Ref)	1.00 (Ref)
30–39	1.34 (1.09–1.64)	1.83 (1.59–2.11)
40–49	1.91 (1.57–2.31)	2.65 (2.32–3.03)
≥50	1.93 (1.55–2.41)	3.19 (2.75–3.70)
Sex
Male	1.00 (Ref)	1.00 (Ref)
Female	0.92 (0.77–1.10)	0.80 (0.71–0.90)
Race/ethnicity
White	1.00 (Ref)	1.00 (Ref)
Black	0.91 (0.74–1.11)	0.98 (0.86–1.12)
Hispanic	0.96 (0.73–1.25)	1.14 (0.96–1.37)
Other/unknown	0.62 (0.44–0.89)	0.83 (0.67–1.05)
HIV risk factor
Heterosexual	1.00 (Ref)	1.00 (Ref)
MSM	0.87 (0.71–1.06)	0.94 (0.82–1.08)
IDU	0.86 (0.68–1.09)	0.90 (0.78–1.04)
Other/unknown	0.69 (0.52–0.91)	0.83 (0.68–1.02)
Insurance
Private	1.00 (Ref)	1.00 (Ref)
Medicaid	1.22 (0.97–1.54)	1.07 (0.94–1.22)
Medicare	1.67 (1.21–2.30)	1.19 (1.01–1.40)
Ryan white/uninsured	0.63 (0.50–0.80)	0.77 (0.67–0.89)
Other/unknown	0.92 (0.60–1.42)	0.49 (0.37–0.67)
Income ($)
<10,000	1.00 (Ref)	1.00 (Ref)
10,000–19,999	1.01 (0.85–1.21)	1.08 (0.97–1.20)
20,000–49,999	0.87 (0.67–1.13)	1.04 (0.90–1.20)
≥50,000	1.09 (0.61–1.93)	1.30 (0.95–1.77)
Median CD4 cell count (cell/mm3)
≤350	1.00 (Ref)	1.00 (Ref)
>350	0.29 (0.25–0.33)	0.67 (0.61–0.73)
No. of primary HIV visits per year
2	1.00 (Ref)	1.00 (Ref)
3	1.25 (1.00–1.55)	1.17 (1.05–1.30)
4	1.87 (1.48–2.36)	1.38 (1.23–1.55)
5	2.32 (1.80–2.99)	1.46 (1.29–1.66)
6	2.38 (1.82–3.12)	1.43 (1.25–1.64)
7	3.69 (2.67–5.10)	1.78 (1.53–2.08)
≥ 8	3.13 (2.48–3.95)	1.69 (1.50–1.90)
Year
2008	1.00 (Ref)	1.00 (Ref)
2009	1.24 (1.04–1.47)	1.25 (1.16–1.34)
2010	1.15 (0.97–1.37)	1.47 (1.36–1.58)

AOR adjusted odds ratio, ART antiretroviral therapy, HET heterosexual transmission, HIV human immunodeficiency virus, IDU injection drug use, MSM men who have sex with men