Table 1. A selection of common consensus methods used in healthcare-related activities or research.

Method	Characteristics
Delphi [5,6]	• Anonymity • Iteration over multiple rounds of voting • Feedback after each round
Nominal group technique [7]	A face-to-face group interaction comprising 4 stages: • Solo idea generation • Round-robin feedback of ideas • Clarification of ideas through discussion • Voting to prioritize or rank ideas
RAND/UCLA appropriateness method (RAM) [8]	A method developed to combine the best available scientific evidence with the collective judgment of experts to yield a statement regarding, for example, the appropriateness of performing a procedure. Stages include: • Literature review • Development of statements • Expert scoring of statements
Consensus meetings [9]	Simple meetings with discussion to reach consensus, including voting in structured or more informal formats

UCLA, University of California, Los Angeles