<p>A retrospective cohort study was conducted using data from the National Tuberculosis and Leprosy Program database. The study included all MDR-TB/HIV co-infected patients enrolled for treatment from January 2017 to December 2019. Survival probabilities were determined using the Kaplan-Meier estimator, and the log-rank test was used to compare the probabilities. The Cox regression model was used to estimate associations between independent variables and treatment outcomes.</p>