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Table 2 Sociodemographic and epidemiological characteristics associated with HIV infection among people who use drugs

From: HIV screening and retention in care in people who use drugs in Madrid, Spain: a prospective study

Variables

Univariate

Multivariate

OR (95% CI)

P-value

aOR (95% CI)

P-value

Age (years)*

1.05 (1.01–1.09)

0.007

Homeless

3.34 (1.64–6.78)

 < 0.001

2.64 (1.23–5.68)

0.013

Injection drug user

9.42 (3.27–27.09)

 < 0.001

5.37 (1.81–15.93)

0.002

Time using drugs (decades)

1.25 (1.09–1.43)

 < 0.001

1.22 (1.05–1.42)

0.008

Primary care assistance

0.34 (0.12–1.01)

0.050

0.56 (0.18–1.73)

0.321

Opioid substitution therapy

3.42 (1.71–6.85)

 < 0.001

1.95 (0.91–4.16)

0.081

  1. Statistical analysis: The association analysis was performed using logistic regression. (*), age was discarded in multivariate analysis because it was highly correlated with time using drugs (r = 0.601; P < 0.001)
  2. OR odds ratio; aOR adjusted odds ratio; 95% CI 95% confidence interval