Why the question is complex
Co-production differs from recruitment or a one-off consultation. It requires clarity about influence over questions, methods and communication, as well as time and resources to participate.
Meaningful participation involves influence over research choices, not simply recruitment into a study. Roles, accessibility and feedback should be agreed at the outset.

Meaningful participation involves influence over research choices, not simply recruitment into a study. Roles, accessibility and feedback should be agreed at the outset.
This editorial introduction frames the topic and identifies the questions a full evidence review should address. It is not a systematic review, clinical recommendation or claim that GARC has completed a study on this topic.
Editorial introduction. Detailed evidence review, references, author attribution and publication date are pending.
An editorial framework for examining this subject. Detailed source review and citations remain to be completed.
Co-production differs from recruitment or a one-off consultation. It requires clarity about influence over questions, methods and communication, as well as time and resources to participate.
Specify roles, decision rights, accessibility, payment, conflict handling and how contributions are acknowledged.
This page identifies questions for further work. It does not establish a clinical recommendation, a measured impact or a GARC research finding. Follow the linked research resources to examine original studies.