Level of Evidence in Orthopaedic Journals by William T. Obremskey, Nick Pappas, Emad Attallah-Wasif, Paul Tornetta, and Mohit Bhandari J Bone Joint Surg Am Volume 87(12): December 1, 2005 ©2005 by The Journal of Bone and Joint Surgery, Inc.
The 2003 journal impact factors of the orthopaedic journals included in our study. William T. Obremskey et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.
Distributions of the percentages of Level-I and II articles (purple) and Level-III and IV articles (blue) in orthopaedic journals included in our study. William T. Obremskey et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.
Scatterplot comparing each journal's impact factor with the percentage of Level-I and II studies published in that journal. William T. Obremskey et al. J Bone Joint Surg Am 2005;87: ©2005 by The Journal of Bone and Joint Surgery, Inc.