Table 2.

A priori established seven-point response scale and criteria to determine acceptance, rejection or lack of consensus for recommendations and guidelines for the working group using a modified Delphi process [25]

	Level of agreement
	Strongly disagree	Disagree	Moderately disagree	Neither agree or disagree	Moderately agree	Agree	Strongly agree
Score	1	2	3	4	5	6	7
Criteria	75% of respondents score ≤3 on the 7-point scale			All other situations	75% of respondents score 5≥ on the 7-point scale
Result	Consensus against			No consensus	Consensus in favor
Action	Reject recommendation			Indicates no consensus has been reached	Accept recommendation