BACKGROUND: Given the positive outcomes of patient-centred care on health outcomes, future doctors should learn how to deliver patient-centred care. The literature describes a wide variety of educational interventions with standardized patients (SPs) that focus on learning patient-centredness. However, it is unclear which mechanisms are responsible for learning patient-centredness when applying educational interventions with SPs.OBJECTIVE: This study aims to clarify how healthcare learners and professionals learn patient-centredness through interventions involving SPs in different healthcare educational contexts.METHODS: A realist approach was used to focus on what works, for whom, in what circumstances, in what respect and why. Databases w...