Long-term survival and quality of life after intensive care for patients 80 years of age or older

1 Department of Anesthesia and Intensive Care, Møre and Romsdal Health Trust, Ålesund Hospital, Ålesund, 6026, Norway

2 Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Trondheim, 7491, Norway

3 Department of Anesthesia and Intensive Care, Haukeland University Hospital, Jonas Lies vei 65, Bergen, 5021, Norway

4 University of Bergen, Pb. 7800, Bergen, 5200, Norway

5 Department of Anesthesia and Intensive Care, St. Olavs Hospital, Prinsesse Kristinas gate 3, Trondheim, 7030, Norway

6 Nord-Trøndelag Health Trust, Pb. 333, Levanger, 7601, Norway

7 The Public Health Agency of Sweden, Østersund, 831 40, Sweden