Variable | Bivariate associations | Full model | ||||
---|---|---|---|---|---|---|
ORa | 95% CI | P value | aORb | 95% CI | P value | |
Demographics | ||||||
 Age | 1.00 | 1.00‑1.01 | < 0.001* | 1.00 | 1.00‑1.01 | < 0.001* |
 Race/ethnicity | ||||||
  Non-Hispanic Black | 1.24 | 1.13‑1.36 | < 0.001* | 1.28 | 1.13‑1.45 | < 0.001* |
  Hispanic | 1.06 | 1.01-1.10 | 0.013* | 1.12 | 1.02-1.24 | 0.024* |
  Non-Hispanic White | Ref |  |  | Ref |  |  |
 Biological sex | ||||||
  Male | 1.01 | 0.96‑1.06 | 0.742 | 0.98 | 0.94‑1.02 | 0.315 |
  Female | Ref |  |  | Ref |  |  |
 Sexual orientation | ||||||
  Gay/bisexual | 1.39 | 1.32‑1.46 | < 0.001* | 1.22 | 1.16‑1.29 | < 0.001* |
  Straight/heterosexual | Ref |  |  | Ref |  |  |
 Education | ||||||
  <High school/GED | 0.97 | 0.93‑1.01 | 0.151 | 1.01 | 0.97‑1.05 | 0.565 |
  >High school/GED | Ref |  |  | Ref |  |  |
 Income | ||||||
  $0‑$14,999 | 1.00 | 0.95‑1.04 | 0.820 | 1.00 | 0.96‑1.04 | 0.846 |
  > $15,000 | Ref |  |  | Ref |  |  |
 Currently homeless | 1.00 | 0.96‑1.05 | 0.866 | 1.02 | 0.97‑1.06 | 0.482 |
Drug use | ||||||
 Heroin injection | 0.80 | 0.76‑0.84 | < 0.001* | 0.92 | 0.87‑0.97 | 0.001* |
 Cocaine injection | 0.96 | 0.91‑1.01 | 0.075 | 0.98 | 0.94‑1.02 | 0.422 |
 Methamphetamine injection | 1.38 | 1.31‑1.46 | < 0.001* | 1.22 | 1.15‑1.29 | < 0.001* |
 Crack injection | 0.95 | 0.88‑1.02 | 0.165 | 0.96 | 0.89‑1.02 | 0.178 |
Injection risk | ||||||
 Number of injections per day in the last 30 days | ||||||
  Greater than 7 | 0.95 | 0.90‑1.01 | 0.087 | 0.98 | 0.93‑1.03 | 0.438 |
  Less than 7 | Ref |  |  | Ref |  |  |
 Reusing syringes | ||||||
  Any reusing | 0.84 | 0.78‑0.90 | 0.001* | 0.97 | 0.91‑1.04 | 0.384 |
  No reusing | Ref |  |  | Ref |  |  |
 Sharing works (syringes, cookers, cottons) | ||||||
  Shared any works | 0.97 | 0.93‑1.01 | 0.127 | 0.99 | 0.95‑1.03 | 0.516 |
  Shared no works | Ref |  |  | Ref |  |  |
 HCV-positive | 0.96 | 0.92‑0.99 | 0.035 | 1.00 | 0.96‑1.04 | 0.894 |