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Table 2 Multivariable logistic regression models assessing the association between assisting others in their first injection and OAT engagement in Vancouver, Canada

From: The influence of poly-drug use patterns on the association between opioid agonist treatment engagement and injecting initiation assistance

Variable AOR (95% CI) P-value
1. High Frequency Methamphetamine IDU; Low to Moderate NIDUa (n = 162)
 OAT engagementa 0.34 (0.07–1.60) 0.173
 Age 0.97 (0.92–1.02) 0.224
 Male sex 4.64 (0.99–21.65) 0.051
2. Moderate-to-High Frequency Heroin IDU; High Frequency Heroin NIDU; Moderate-to-High Frequency Methamphetamine IDU and NIDUa (n = 127)
 OAT engagementa 2.04 (0.64–6.49) 0.230
 Age 0.94 (0.87–1.01) 0.094
 Male sex 0.64 (0.21–1.93) 0.427
3. Low Frequency Use of All Drugsa (n = 295)
 OAT engagementa 1.71 (0.29–10.26) 0.557
 Age 0.91 (0.84–0.98) 0.014
 Male sex 1.25 (0.21–7.40) 0.808
4. High Frequency Heroin IDU and Methamphetamine IDU; Low-to-Moderate Frequency PO IDU and Methamphetamine NIDUa (n = 199)
 OAT engagementa 0.18 (0.05–0.63) 0.008
 Age 0.96 (0.91–1.01) 0.105
 Male sex 1.89 (0.68–5.23) 0.222
5. High Frequency Heroin IDUa (n = 279)
 OAT engagementa 0.46 (0.16–1.32) 0.148
 Age 0.93 (0.89–0.98) 0.003
 Male sex 1.37 (0.47–3.95) 0.565
6. High Frequency Cocaine IDU; Low-to-Moderate Heroin IDUa (n = 153)
 OAT engagementa 1.02 (0.22–4.79) 0.978
 Age 0.90 (0.83–0.97) 0.005
 Male sex 0.42 (0.08–2.16) 0.299
  1. aThe variable refers to activities during the previous six months
  2. AOR Adjusted Odds Ratio, 95% CI 95% Confidence Interval, IDU Injection Drug Use, NIDU Non-Injection Drug Use, OAT Opioid Agonist Treatment