Fig. 7
From: Assessing the impact of a restrictive opioid prescribing law in West Virginia
Overall benzodiazepine prescriptions as control: (top) indicates overall benzodiazepine prescriptions over time (in weeks). The broken vertical line indicates legislative announcement and solid vertical line indicates the legislative enactment (intervention). Red dotted line indicates fit of the mathematical model. (bottom) isolates the effect of the intervention