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Knee osteoarthritis has doubled in prevalence since the mid-20th century

  1. Daniel E. Liebermana,1
  1. aDepartment of Human Evolutionary Biology, Harvard University, Cambridge, MA 02138;
  2. bInstitute for Quantitative Social Science, Harvard University, Cambridge, MA 02138;
  3. cClinical Epidemiology Unit, Boston University School of Medicine, Boston, MA 02118;
  4. dDepartment of Anthropology, San Jose State University, San Jose, CA 95192;
  5. eDepartment of Anthropology, University of Tennessee, Knoxville, TN 37996;
  6. fLaboratory of Archeology, University of Oulu, Oulu 90014, Finland;
  7. gBattelle Memorial Institute, Natick, MA 01760
  1. Edited by Osbjorn Pearson, University of New Mexico, Albuquerque, NM, and accepted by Editorial Board Member C. O. Lovejoy July 12, 2017 (received for review March 7, 2017)

  1. Fig. 2.

    Age-related change in knee OA prevalence controlling for BMI, sex, and ethnicity. Shading represents 95% CIs.

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