Improving grading of recommendations assessment, development, and evaluation evidence tables part 4: a three-arm noninferiority randomized trial demonstrates improved understanding of content in summary of findings tables with a new format

OBJECTIVES: To evaluate alternative formats of summary of findings (SoF) tables for single comparison with multiple outcomes. STUDY DESIGN AND SETTING: We conducted a three-arm randomized controlled noninferiority trial (RCT) in the following systematic review (SR) users: researchers, clinical practice guideline developers, health care providers, policymakers, and knowledge transfer organizations to measure understanding, accessibility, …