Electronic administrative data/claims

All non-maternal discharges of age 18 years and older with ICD-9-CM principal diagnosis code for angina.

Percent of adult patients undergoing cervical spine radiography or CT imaging for trauma who have a documented evidence-based indication prior to imaging (Canadian C-Spine Rule or the NEXUS Low-Risk Criteria).

Percentage of patients 40 years and older with COPD exacerbations that are receiving a long acting bronchodilator

Percentage of county population with an admission for hypertension.