Journal article
Letters, numbers, symbols and words: how to communicate grades of evidence and recommendations.
Abstract
The GRADE Working Group is developing and evaluating a common, sensible approach to grading quality of evidence and strength of recommendations in health care. In this article, we discuss the advantages and disadvantages of using letters, numbers, symbols or words to represent grades of evidence and recommendations. Using multiple strategies, we searched for comparative studies of alternative ways of representing ordered categories in any …
Authors
Schünemann HJ; Best D; Vist G; Oxman AD
Journal
Canadian Medical Association Journal, Vol. 169, No. 7, pp. 677–680
Publication Date
September 30, 2003
ISSN
0820-3946