Deyo, Richard A. MD, MPH*†‡§; Mirza, Sohail K. MD, MPH†§; Martin, Brook I. MPH*§
From the Departments of *Medicine, †Orthopaedic Surgery, ‡Health Services, and the §Center for Cost and Outcomes Research, University of Washington, Seattle, WA.
Acknowledgment date: August 15, 2005. First revision date: November 8, 2005. Acceptance date: January 24, 2006.
Supported by Grant No. P60 AR 48093 from the National Institute for Arthritis, Musculoskeletal and Skin Diseases.
The manuscript submitted does not contain information about medical device(s)/drug(s).
Federal funds were received in support of this work. No benefits in any form have been or will be received from a commercial party related directly or indirectly to the subject of this manuscript.
Address correspondence and reprint requests to Richard A. Deyo, MD, MPH, Center for Cost and Outcomes Research, Box 359736, Harborview Medical Center, 325 Ninth Avenue, Seattle, WA 98104; E-mail: [email protected]