Understanding usual care in randomised controlled trials of complex interventions: A multi-method approach.
Emel YorganciCatherine J EvansHalle JohnsonStephen BarclayFliss E M MurtaghDeok Hee YiWei GaoAndrew PicklesJonathan KoffmanPublished in: Palliative medicine (2020)
We provide a feasible approach to defining usual care that can be practically adopted in different settings. Understanding usual care enhances the reliability of tested complex interventions, and informs research and policy priorities.