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Table 1 Association between having received ≥ 7 syringes/week from the outreach program and related behavioral characteristics

From: Needle and syringe sharing practices of injecting drug users participating in an outreach HIV prevention program in Tehran, Iran: A cross-sectional study

Characteristics Total No. (%) Received < 7 syringes per week from the program Received ≥ 7 syringes per week from the program Crude odds ratio (95% CI) P valuea Adjusted odds ratio (95% CI) P value
Overall 105 37 68 - - - -
Did not share needle/syringe during last month 90 (85.7) 24 (64.9) 66 (97.1) 17.87 (3.75–85.08) 0.000 14.36 (2.30–89.56) 0.004
Did not share a cooker at last injection 37 (35.2) 11 (29.7) 26 (38.2) 1.46 (0.62–3.45) 0.383 0.65 (0.20–2.08) 0.468
Used condom at last sex/never had sex 40 (38.1) 14 (37.8) 26 (38.2) 1.01 (0.44–2.32) 0.968 0.67 (0.22–2.06) 0.488
Know HIV can be transmitted through shared needle/syringe 101 (96.2) 36 (97.3) 65 (95.6) 0.60 (0.06–6.00) 1.000b 1.98 (0.14–26.43) 0.605
Ever tested for HIV 63 (60.0) 22 (59.5) 41 (60.3) 1.03 (0.45–2.34) 0.934 0.62 (0.20–1.96) 0.424
  1. Variables shown in this table are controlled for age, ethnicity, marital status, educational levels, recruitment site, length of residency in the area, length of lifetime drug injecting, size of drug use network, and frequency of daily drug injecting.
  2. aP values based on chi-square test of proportions unless otherwise specified.
  3. bTwo-tailed Fisher exact test. OR, odds ratio; CI, confidence interval.