Percentage of opioid-treated days with overlapping benzodiazepine prescriptions,* by selected states† and quarter — Prescription Behavior Surveillance System, 2010-2016§,¶
Abbreviations: ME = Maine; OH = Ohio; WV = West Virginia; PDMP = prescription drug monitoring program.
* Percentage of opioid-treated days with overlapping benzodiazepine prescriptions is defined as the percent of total opioid- and benzodiazepine-treated days for all patients during the quarter with overlapping Drug Enforcement Schedule II-V opioid prescriptions and benzodiazepine prescriptions.
† Includes selected states with data during 2010–2016 that represented the highest, lowest, and middle rates for each measure. These states were selected to depict the range of values found across the states in the study.
§ The statistical significance of average quarterly percent changes was measured using 95% confidence intervals. The average quarterly percent change over the time period shown was statistically significant (p<0.05) for Ohio and West Virginia but not Maine.
¶ Number of Joinpoints: Maine = one, Ohio = four, West Virginia = three.