Published in Medicine and Law Weekly, February 12th, 2010
"Using automated data, we constructed episodes of opioid use between 1997 and 2005. We estimated age-sex standardized rates of opioid use episodes beginning in each year (incident) and on-going in each year (prevalent), and the per cent change in rates annualized (PCA) over the 9-year period. Long-term episodes were defined as > 90 days with 120+ days supply or 10+ opioid prescriptions in a...
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