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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: Addiction. 2018 Feb 13;113(6):1056–1063. doi: 10.1111/add.14159

Table 3.

Univariate and multivariable generalized estimating equation analyses for factors related to reporting non-fatal overdose in the past 6 months among people who inject drugs. El Cuete IV, Tijuana, Mexico, 2011–2017 (n=671).

Univariate GEE Multivariable GEE
OR 95% CI p-value AOR 95% CI p-value
Age 0.96 0.94 0.98 <0.0001 0.97 0.95 0.99 <0.001
Women 1.15 0.86 1.55 0.353
Involuntary drug treatment* 1.97 1.15 3.36 0.013 1.76 1.04 2.96 0.034
Hit doctor* 1.82 1.41 2.35 <0.0001 1.68 1.29 2.18 <0.001
Heroin use* 0.49 0.24 1.00 0.051
Cocaine use* 2.26 1.54 3.31 <0.001 1.51 0.97 2.33 0.068
Methamphetamine use* 1.38 1.02 1.87 0.035 1.05 0.75 1.46 0.789
Heroin and methamphetamine combo use* 1.05 0.76 1.45 0.784
Tranquilizer use* 2.11 1.60 2.78 <0.0001 1.92 1.41 2.61 <0.0001
Daily injection frequency* 1.06 1.04 1.09 <0.0001 1.05 1.02 1.08 <0.001
*

Past 6 months.

GEE: Generalized Estimating Equation; OR: Odds Ratio; AOR: Adjusted Odds Ratio; CI: Confidence Interval. Significance at p <0.05 bolded.