<p>We reviewed records for opioid-dependent clients enrolled in Kisauni MAT clinic, Mombasa county, between 2015–2021. Clients with HIV-positive tests at baseline were eligible. Using the Epi info version 7.3, Univariate and bivariate analyses were performed. All factors with a P-value≤0.05, their Odds Ratio(OR), and 95% Confidence Intervals(CI) were considered statistically significant.</p>