Three nested randomized controlled trials of peer-only or multiple stakeholder group feedback within Delphi surveys during core outcome and information set development

Table 3 Number of items retained at end of round 2 by peer and multiple feedback groups

Core set/Stakeholder group	Number of participants		Items retained at end of round 2^a, no. (%)				% discordant items	% agreement
Core set/Stakeholder group	Peer feedback group	Multiple feedback group	Retained by both feedback groups	Retained by peer feedback group only	Retained by multiple feedback group only	Retained by neither feedback group	% discordant items	% agreement
Colorectal
Patients	42	44	9/46	6/46	4/46	27/46	22 %	78 %
Professionals	41	37	19/46	2/46	0/46	25/46	4 %	96 %
Breast
Patients	95	95	19/34	1/34	0/34	14/34	3 %	97 %
Professionals	36	33	16/34	2/34	1/34	15/34	9 %	91 %
Oesophageal
Patients	76	69	18/44	2/44	0/44	24/44	5 %	95 %
Professionals	52	55	15/36	1/36	6/36	14/36	19 %	81 %

^aItems were retained by each feedback group if they were scored between 7 and 9 by 70 % or more and between 1 and 3 by less than 15 %

ISSN: 1745-6215