DUMC Library: EBM Glossary - E

  • Ecological survey
    A survey based on aggregate data for some population as it exists at some point or points in time; to investigate the relationship of an exposure to a known or presumed risk factor for a specified outcome.

  • EER -- see Experimental Event Rate

  • Event rate
    The proportion of patients in a group in whom the event is observed. Thus if out of 100 patients, the event is observed in 27, the event rate is 0.27.

  • Evidence based health care
    The conscientious, explicit and judicious use of current best evidence in making decisions about the care of individual patients. Involves all professions associated with health care including purchasing and management.

  • Evidence-based medicine (EBM)
    The conscientious, explicit and judicious use of current best evidence in making decisions about the care of individual patients. The practice of EBM means integrating individual clinical expertise with the best available external clinical evidence from systematic research.

  • Exclusion criteria
    Conditions which preclude entrance of candidates into an investigation even if they meet the inclusion criteria.

  • Experimental Event Rate (EER)
    The proportion of patients in the experimental treatment group who are observed to experience the outcome of interest.

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    Last modified on: 16-Dec-04