Introduction Evidence-based medicine (EBM) involves using data derived from the scientific method to improve clinical decision-making In applying evidence to treat patients, physicians must understand which types of evidence to prioritize login to view 1 more bullet Levels of Evidence Level 1 (highest) login to view 7 more bullets Level 2 login to view 8 more bullets Level 3 login to view 2 more bullets Level 4 login to view 4 more bullets Level 5 login to view 4 more bullets