Objectives: To provide a comprehensive synthesis of informal caregivers' experiences of caring for a significant other following discharge from cardiac surgery.; Design: Systematic integrated review without meta-analysis.; Data Sources: A bibliographic search for publications indexed in six databases (Cochrane Library, CINAHL, MEDLINE, EMBASE, AMED and PsycINFO), including a scan of grey literature sources (GreyNet International, Google Scholar, Web of Science, WorldCat and the Clinical Trials Registry) was conducted in October 2018.;
