DUMC Library: EBM Glossary - A

  • Absolute risk reduction (ARR)
    The absolute arithmetic difference in rates of adverse outcomes between experimental and control participants in a trial, calculated as |EER-CER|.
  • ARR -- see Absolute risk reduction
  • Return to  Index


    Return to EBM Tool Kit
    Medical Center Library
    Duke University
    Last modified on: 16-Dec-04