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. 2018 Aug 10;67(31):845–849. doi: 10.15585/mmwr.mm6731a1

FIGURE 2.

The figure above is a map showing the prevalence of opioid use disorder per 1,000 delivery hospitalizations in 28 U.S. states during 2013–2014.

Prevalence of opioid use disorder per 1,000 delivery hospitalizations* — State Inpatient Database, Healthcare Cost and Utilization Project, 28 states, 2013–2014

* Prevalence numerator consisted of opioid type dependence and nondependent opioid abuse based on International Classification of Diseases, Ninth Revision (ICD-9) codes (304.00–304.03, 304.70–304.73, 305.50–305.53), and denominator consisted of state delivery hospitalization discharges.

Prevalence reported are for 2014, except for two states (Massachusetts and South Carolina) for which 2014 data were not available; 2013 data are reported for these states.