[1] Univ Agder, Fac Hlth & Sport Sci, Dept Hlth & Nursing Sci, Grimstad, Norway
[2] Aarhus Univ Hosp, Dept Intens Care, Aarhus, Denmark
[3] Aarhus Univ, Dept Sci Nursing, Aarhus, Denmark
[4] Univ Hosp Southern Denmark, Lillebaelt Hosp, Dept Anaesthesiol, Vejle, Denmark
[5] Univ Hosp Southern Denmark, Lillebaelt Hosp, Dept Intens Care, Vejle, Denmark
[6] Univ Southern Denmark, Dept Reg Hlth Res, Odense, Denmark
[7] Karolinska Univ Hosp, Dept Perioperat Med & Intens Care, Solna, Sweden
[8] Karolinska Inst, Dept Neurobiol Care Sci & Soc, Stockholm, Sweden
[9] VID Specialized Univ, Fac Hlth, Oslo, Norway
[10] Oslo Univ Hosp, Div Emergencies & Crit Care, Postoperat & Intens Care, Oslo, Norway
[11] UiT Arctic Univ Norway, Fac Hlth Sci, Dept Hlth & Care Sci, Tromso, Norway
[12] Univ Hosp North Norway, Intens Care Unit, Tromso, Norway