Introduction to Evidence Based Medicine
BUSM III: Family Medicine Clerkship
Boston University Medical Center
Tutorial Index
Tutorial Home
Key for Using this Tutorial
Why Bother With EBM?
(4 pages)
Where Do Questions Arise?
4 Elements of a Clear Clinical Question
Why Be So Specific About the Question? (2 pages)
Step 1: Define the Patient or Problem
Step 2: Define the Intervension
Step 3: Define the Comparison
Step 4: Define the Outcome
Summary Table

STEP 1: DEFINE THE PATIENT OR PROBLEM

  • Starting with your patient, ask “How would I describe a group of patients similar to mine?”
  • Balance precision with brevity

“Among female patients over age 65 with unstable gait and atrial fibrillation…”


Created by John Wiecha, Department of Family Medicine, Boston University School of Medicine.
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