“…Most frameworks had been developed using a systematic approach with substantial input from patients or lay people, though approaches used varied considerably. Some groups had used primary qualitative research 50,55-57,81,84 and/or qualitative, thematic or narrative literature review, 5,10,[33][34][35][39][40][41][42]44,47,58,[62][63][64]70,74,76,81,82,85,87 realist review (asking "what works for whom in what circumstances"), 48,79,80 a consensus-building process such as Delphi 34,38,52,58,69 or economic modelling. 71 Other frameworks had been developed in a more pragmatic way by working groups (typically involving lay people, researchers and/or research funders) with extensive consultation but without an in-depth review of the relevant academic literature.…”