Table 2.

Studies providing guidance for reporting items in the extraction form of this systematic review

Reporting items	Studies that provide guidance
Background	Number	References
1.1 Rationale for choosing a consensus method over other methods	4	12 25 27 28
1.2 Clearly defined objective	6	12 17 18 20 27 28
Methods
2.1 Review of existing evidence informing consensus study	5	20 21 27 28 31
2.2 Inclusion and exclusion criteria of the literature search	3	17 20 22
2.3 Composition of the panel	16	12 16–23 25–30 32
2.4 Public patient involvement (PPI)	0
2.5 Panel recruitment	4	12 17 22 23
2.6 Defining consensus and the threshold for achieving consensus	13	12 17–21 23–29
2.7 Decision of item approval	3	12 17 27
2.8 Number of voting rounds	10	12 16 18 20 21 23 26–28 32
2.9 Rationale for number of voting rounds	8	16 20–23 25 26 28
2.10 Time between voting rounds	1	17
2.11 Additional methods used alongside consensus	2	17 23
2.12 Software or tools used for voting	1	25
2.13 Anonymity of panellists and how this was maintained	7	16 20–22 25 28 29
2.14 Feedback to panellists at the end of each round	11	17 19–22 25–29 31
2.15 Synthesis/analysis of responses after voting rounds	5	12 22–24 30
2.16 Pilot testing of study material/instruments	3	12 22 28
2.17 Role of the steering committee/chair/co-chair/facilitator	0
2.18 Conflict of interest or funding received	4	12 29 30 32
2.19 Measures to avoid influence by conflict of interest	1	12
Results
3.1 Results of the literature search	1	12
3.2 Number of studies found as supporting evidence	0
3.3 Response rates per voting round	5	12 21 22 25 30
3.4 Results shared with respondents	9	12 17 20 25–28 30 31
3.5 Dropped items	5	12 16 18 26 32
3.6 Collection, synthesis and comments from panellists	5	12 17 22 28 31
3.7 Final list of items (eg, for guideline or reporting guideline)	4	12 22 30 31
Discussion
4.1 Limitations and strengths of the study	5	12 20 25 27 28
4.2 Applicability, generalisability, reproducibility	3	12 17 26