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. Author manuscript; available in PMC: 2016 Aug 8.
Published in final edited form as: Drug Alcohol Depend. 2015 Dec 31;159:190–197. doi: 10.1016/j.drugalcdep.2015.12.025

Table 3.

Difference between actual values and values predicted without policy intervention, first 6 months, second 6 months, and cumulatively 1 year after policy implementation.

First 6 months
Second 6 months
One year
Observed Predicted Difference (%) Observed Predicted Difference (%) Observed Predicted Difference (%)
Morphine equivalent dose, mean (mg) 49.9 52.8 −5.43 46.5 52.1 −10.7 48.2 52.5 −8.06
Opioid volume (kg) 227 269 −15.7 206 303 −31.9 216 286 −24.3
No. of opioid prescriptions (thousands) 296 346 −14.5 272 389 −30.2 284 368 −22.8
Quantity of opioid pills dispensed (millions) 19.6 22.3 −11.9 18.5 25.1 −26.3 19.0 23.7 −19.5

Source: IMS Health LifeLink LRx Database®, 2009–2011.