| N = 880 | N = 824 | N = 757 | N = 719 | N = 677 | N = 645 |
(a) Services Use | 0–6 months | 6–12 months | 12–18 months | 18–24 months | 24–30 months | 30–36 months |
(% with Any Use) | ||||||
 Primary Care** | 91.8% | 78.4% | 77.0% | 74.0% | 74.8% | 74.0% |
 Psychiatry | 9.2% | 8.8% | 8.7% | 7.8% | 6.5% | 6.6% |
 Substance Use Treatment | 3.1% | 2.8% | 2.5% | 2.1% | 2.5% | 2.9% |
 Inpatient | 3.8% | 3.8% | 4.2% | 2.8% | 3.3% | 2.0% |
 Emergency | 14.9% | 13.0% | 13.9% | 12.1% | 12.7% | 14.6% |
(b) HIV Clinical Parameters | 0–6 months | 6–12 months | 12–18 months | 18–24 months | 24–30 months | 30–36 months |
 Mean CD4 Count** | 633.8 | 639.7 | 653.2 | 677.8 | 682.3 | 713.9 |
 (Std. Dev.) | (287.6) | (307.5) | (314.3) | (303.2) | (320.4) | (330.1) |
 HIV RNA level < 75 copies/mL(%)** | 84.4% | 91.0% | 91.1% | 93.7% | 93.3% | 93.1% |