Median age in years (range) | 38 (20–62) | 36 (17–73) |
Race/ethnicity |
White | 95 (19%) | 205 (17%) |
Black | 277 (56%) | 666 (56%) |
Hispanic | 108 (22%) | 295 (25%) |
Other | 12 (3%) | 30 (2%) |
Education less than high school | 185 (38%) | 446 (37%) |
Annual household income |
≤$12000 | 318 (66%) | 717 (62%) |
Risk category |
Injection drug use | 199 (41%) | 378 (32%) |
Heterosexual risk | 181 (37%) | 510 (43%) |
Transfusion risk | 23 (5%) | 42 (3%) |
Risk not unidentified | 82 (17%) | 258 (22%) |
CD4+ lymphocyte counts (cells/mm3) |
Mean (standard deviation) | 336.1 (272.1) | 429.9 (281.4) |
<200 | 171 (36%) | 224 (19%) |
200–500 | 195 (41%) | 573 (49%) |
≥500 | 107 (23%) | 364 (31%) |
HIV-1 RNA (copies/ml) |
Median (interquartile range) | 31500 (5500–130000) | 14000 (<4000–62500) |
≤4000 | 370 (77%) | 762 (65%) |