USF Shimberg Health Sciences Library

Evidence Based Practice

EBM Pyramid  

Creative Commons License Levels of Evidence Pyramid by Krystal Bullers is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.



OCEBM Levels of Evidence

The Oxford Centre for Evidenced Based Medicine has developed the below Levels of  Evidence table for a more nuanced approach to evaluating evidence. It is intended to be used in conjunction with Introductory Document and Background Document

OCEBM Levels of Evidence Table

OCEBM Levels of Evidence Working Group*. “The Oxford Levels of Evidence 2”. Oxford Centre for Evidence-Based Medicine.