Introduction In cluster randomised trials (CRT), groups (rather than individuals) are randomised to intervention and control conditions. Since the publication of the Ottawa Statement on the Ethical ...

Recruitment is generally the first contact between researchers and prospective participants (whether through paper-based or online announcements, media communications, or face-to-face interactions) ...

Patients are not given sufficient information about the novel status of a procedure, possible uncertainties or potential risks when deciding to go ahead with the procedure, research led by the ...