Fig. 2

Cox Proportional Hazards Model of Fall-Related Injury Events Following Incident and Continuing Benzodiazepine Use: Benzodiazepine and Other Prescription Medication Characteristics. MPR, medication possession ratio; CI, confidence interval; BZD, benzodiazepine. Adjusted for sociodemographic, clinical characteristics, census division, seasonality, and the interaction between census division and seasonality (full model presented in Table S2). The reference groups for BZD exposure are as follows: MPR (0.5-1); Average daily dose (<1 lorazepam-equivalent mg/day); and Days’ supply (14-30 days). The reference group for specific medication classes (e.g., Antidepressant use) is never