Bandolier is an independent journl about evidence based healthcare. Included in as part of their website is a glossary of often used terms in medicine and medical research.
Centre for Evidence-Based Medicine at the University of Oxford also maintains a glossary but warns that it "is not a comprehensive glossary but it outlines some of the key terms that should be understood in relation to Evidence-Based practice.
The conscientious, explicit and judicious use of current best evidence in making decisions about the care of individual patients. The practice of evidence-based medicine requires the integration of individual clinical expertise with the best available external clinical evidence from systematic research and our patient's unique values and circumstances.
-Centre for Evidence Based Medicine (CEBM), Toronto, CA
Evidence-Based decisions usually involve five steps:
Sackett D, Rosenberg W, Gray J, Haynes R, Richardson W. Evidence based medicine: what it is and what it isn't. BMJ. 1996;312(7023):71-72.
Evidence alone is never enough to make a clinical decision.
There is a hierarchy of evidence to guide clinical decision making.