Akl, Elie A; Maroun, Nancy; Guyatt, Gordon; Oxman, Andrew David; Alonso-Coello, Pablo; Vist, Gunn Elisabeth; Devereaux, P J; Montori, Victor M; Schünemann, Holger J (Journal article; Peer reviewed, 2007-12)
OBJECTIVE: To compare health care consumers' understanding, evaluations, and preferences for symbols vs. numbers and letters for the representation of strength of recommendations (SOR) and quality of evidence (QOE). STUDY ...