Number of Trauma Cases per 100,000
Arizona Residents by Region, ASTR 2005-2010

More people live in the Central Region than any other single region in Arizona, and more traumatic injuries occur in the Central Region than any other. However, the highest number of traumatic injuries per 100,000 people occur in the Western Region, followed by the Northern Region, Southeastern Region, and Central Region, consecutively.
Data Source: 2005-2010 Arizona State Trauma Registry (ASTR).