“…definition, type, risk factors, symptoms, treatment, prevention, differentiation from other diseases, coping strategies, communication skills, prognosis and the role of the family caregiver) from nurses or researchers through educational interventions (Black et al, 2011; Boltz et al, 2014; Bull et al, 2017; Eghbali‐Babadi et al, 2017; Hwang & Kim, 2021; Keyser et al, 2012; Krewulak et al, 2020; Martinez et al, 2012; Rosenbloom & Fick, 2014). Family caregivers practised handling delirium by reviewing delirium case episodes (Bull et al, 2017; Krewulak et al, 2020; Rosenbloom & Fick, 2014). Education was administered one or more times for 10 min to 2 h depending on the location and method of education (Eghbali‐Babadi et al, 2017; Keyser et al, 2012; Martinez et al, 2012; Rosenbloom & Fick, 2014).…”