Fig. 3From: The impact of benzodiazepine use in patients enrolled in opioid agonist therapy in Northern and rural OntarioProportion of patients retained in treatment for one year, by frequency of BZD use, comparing North vs. South. The pattern of decreased retention with increased proportion of BZD-positive urine samples is not seen in the Southern population, as it is in the Northern population. However, Southern patients with a high proportion of BZD-positive urine samples (≥75%) experienced decreased retention ratesBack to article page