Table 1.
Characteristics of participants in TRIP networks (combining the networks of recently infected participants and of longer‐term infected), IBBS, and Outreach Testing in Odessa
| TRIP networks total | TRIP networks PWID only | IBBS (% weighted for RDS sampling) | Outreach Testing | |
|---|---|---|---|---|
| Total | 1252 | 551 | 400 | 13,936a |
| Males | 993 (79.3%) | 471 (85.5%) | 328 (82.0%) | 9669 (69.4%) |
| Median age in years (IQR) | 34 (27 to 41) | 35 (29 to 41) | 35 (29 to 42) | 35 (30 to 39) |
| Education—at least high school (11 years) completed | 980 (78.3%) | 434 (78.8%) | 315 (78.8%) | Not available |
| Homeless | 168 (13.4%) | 54 (9.8%) | 1 (0.3%) | Not available |
| PWIDc (injecting over the last six months) | 551 (44.0%) | 551 (100%) | 400c (100%) | Not available |
| Median duration of injection in years (IQR) | Not applicable, see next column | 15 (7 to 21) | 16 (10 to 22) | 10 (7 to 14) |
| On drug/alcohol treatment at enrollment | 102 (8.1%) | 54 (9.8%) | 9 (2.3%) | Not available |
| Unemployed/unable to work | 496 (39.6%) | 256 (46.5%) | 89 (22.3%) | Not available |
| Sex workers | 4 (0.3%) | 2 (0.4%) | 0% | Not available |
| Male sex workers (% of males) | 1 (0.1%) | 1 (0.2%) | 0% | Not available |
| Female sex workers (% of females) | 3 (1.2%) | 1 (1.3%) | 0% | Not available |
| HIV prevalence rateb | 329 (26.3%) | 186 (33.8%) | 108 (27.0%) | 331 (2.4%) |
| Percent who are newly diagnosed HIV positive | 183 (14.6%) | 103 (18.7%) | 20 (5.0%) | 331 (2.4%) |
RDS, respondent‐driven sampling; TRIP, Transmission Reduction Intervention Project; IBBS, Integrated Biobehavioural Surveillance; PWID, people who inject drugs.
a
N tested for HIV during the period in Outreach Testing, out of 23,204 PWID who were covered by harm reduction services.
b
Four PWID had indeterminate HIV test results.
c
IBBS and Outreach Testing participants were all PWID.