Table 1.
Age, gender and racial distributions in the baseline studies of the AIDS Linked to IntraVenous Experience (ALIVE) and STEP into Action (STEP) study cohorts, both conducted in Baltimore, MD
| STEP | ALIVE | |
|---|---|---|
| N (%) | N (%) | |
| Total | 647 | 462 |
| Age | ||
| 25 and under | 23 (3.6) | 17 (3.7) |
| 26–30 | 32 (4.9) | 34 (7.4) |
| 31–35 | 67 (10.4) | 50 (10.8) |
| 36–40 | 109 (16.8) | 92 (19.9) |
| 41–45 | 151 (23.3) | 93 (20.1) |
| 46–50 | 154 (23.8) | 110 (23.8) |
| 51–55 | 86 (13.3) | 49 (10.6) |
| 56 and older | 25 (3.9) | 17 (3.7) |
| Sex | ||
| Female | 232 (35.9) | 163 (35.3) |
| Male | 415 (64.1) | 299 (64.7) |
| Race | ||
| Non-black | 137 (21.2) | 128 (27.7) |
| Black | 509 (78.7) | 334 (72.3) |
| Drug injected in past 6 monthsa | ||
| Heroin only | 81 (12.5) | 86 (18.6) |
| Other/combination | 566 (87.5) | 362 (78.4) |
| None/missing | – | 14 (3) |
| Any homelessness in the past 6 monthsa | ||
| Yes | 257 (39.7) | 210 (45.5) |
| No | 390 (60.3) | 251 (54.3) |
ALIVE data represent the subset of participants who were enrolled in 2005 and 2006, the same period of time as the STEP study.
a
Recent behaviours of ALIVE participants correspond to those reported most recently in 2005 or 2006.