Published online before print January 28, 2005, 10.1148/radiol.2343031536
Utilization of Radiology Services in the United States: Levels and Trends in Modalities, Regions, and Populations1
Mythreyi Bhargavan, PhD and
Jonathan H. Sunshine, PhD
1 From the Research Department, American College of Radiology, 1891 Preston White Dr, Reston, VA 20191 (M.B., J.H.S.); and Department of Diagnostic Radiology, Yale University, New Haven, Conn (J.H.S.). Received September 26, 2003; revision requested December 8; final revision received March 17, 2004; accepted May 12. Address correspondence to M.B. (e-mail: mythreyib@acr.org).

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Map shows states according to radiology utilization quartiles based on number of procedures per 1000 Medicare enrollees.
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Copyright © 2005 by the Radiological Society of North America.