Authority analysts queried the PA-PSRS database for medication errors that
included any opioid as the medication prescribed or administered. The query of
reports submitted from January 2005 through December 2014 identified 41,727
events. Facilities reported 0.9 % (n = 365) of these events as Serious Events,
with a downward trend following a peak in 2009 (Figure).
Figure. Reports of Serious Events Involving Opioids Reported to the Pennsylvania Patient Safety Authority, January 2005 through December 2014 (N = 365)