Consensus Statement for Protocols of Factorial Randomized Trials: Extension of the SPIRIT 2013 Statement.
Kahan Brennan C, Hall Sophie S, Beller Elaine M, +12 more·JAMA network open
IMPORTANCE: Trial protocols outline a trial's objectives as well as the methods (design, conduct, and analysis) that will be used to meet those objectives, and transparent reporting of trial protocols ensures objectives are clear and facilitates appraisal regarding the suitability of study methods. Factorial trials, in…