Nursing and Paramedical Care for People with Chronic Illnesses;
Faculty of Health Care;
University of Applied Science Utrecht;
Utrecht;
The Netherlands;
Julius Center for Health Sciences and Primary Care;
University Medical Center Utrecht;
Utrecht;
The Netherlands;
Department of Surgery and Orthopedics;
Röpcke Zweers Hospital;
Hardenberg;
The Netherlands;
Heart and Lung Department;
St. Antonius Hospital;
Nieuwegein;
The Netherlands;
Frailty; Older; People; General; Hospital; Cardiac; Surgery; Delirium;