Evidence based medicine: what it is and what it isn't

Key Points

• The aim is to clarify what evidence based medicine truly involves and address prevalent misunderstandings.
• Review of literature and key principles of evidence based medicine.
• Analysis of clinical guidelines and their development processes.
• Discussion of the role of systematic reviews in decision making.
• Evidence based medicine improves healthcare quality and outcomes when properly implemented.
• Common misconceptions include the belief that it relies solely on randomized controlled trials.
• The integration of patient values and clinical expertise is essential, not just research evidence.