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AJNR - American Journal of Neuroradiology

Published ahead of print on May 8, 2008
doi: 10.3174/ajnr.A0999

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Effects of Diagnostic Information, Per Se, on Patient Outcomes in Acute Radiculopathy and Low Back Pain

L.M. Ash^a, M.T. Modic^a, N.A. Obuchowski^b, J.S. Ross^a, M.N. Brant-Zawadzki^c and P.N. Grooff^a

^a Division of Radiology, Cleveland Clinic Foundation, Cleveland, Ohio
^b Department of Quantitative Health Sciences, Cleveland Clinic Foundation, Cleveland, Ohio
^c Department of Radiology, Hoag Memorial Hospital, Newport Beach, Calif

View larger version (31K): [in this window] [in a new window]   Fig 1. Flow chart of study algorithm. Major stages of the study are highlighted, as well as the number of patients in the blinded and unblinded groups in each stage.

View larger version (15K): [in this window] [in a new window]   Fig 2. GH scores of unblinded and blinded patients at baseline; 2, 4, and 6 weeks; and 1 year.