Evidence Based Medicine Searching Strategies


Two features which distinguish EBM literature from other reported medical literature are:

  • the COMPARATIVE nature of research and the
  • PLANNING/EXECUTION which go into the studies.
EBM literature reports on research which uses human subjects and follows good methodology.

Comparative research uses two groups: a control group and an experimental group. Well-planned research assigns subjects randomly and uses "blinding" to mask results from subjects, test administrators and laboratory technicians. In the ophthalmology literature, the practice of "blinding" results is referred to as "masking."

List what kinds of information you want to know about drug therapy for headache pain.

List a particular drug you want to explore.

List a particular kind of headache on which you want to focus.