Table 1 Characterisation of patients

 Age (years), median (p25–p75)

61 (54–72)

 APACHE II, median (p25–p75)

16 (13–20)

 Body Surface Area (m²), median (p25–p75)

1.99 (1.91–2.06)

Reason for ICU admission, number (%)

 Out of hospital cardiac arrest

 Acute respiratory failure

 Cardiogenic shock

 Other

33 (63%)

5 (10%)

2 (4%)

12 (23%)

Respiratory support, number (%)

 Oxygen via mask

 Non-invasive ventilation

 Mechanical ventilation

 Positive end expiratory pressure (cmH₂O)

 Driving pressure (mmHg)

3 (6%)

7 (14%)

42 (80%)

7 (5–8)

11 (8–14)

Past medical history, number (%)

 Diabetes type 2

 Hypertension

 Smoker

 Ethanol

 Transplant (stem cell)

 Stroke

 Angina

 Coronary artery bypass surgery

 Coronary artery disease

 Pulmonary embolism

 Chronic kidney disease

 Chronic obstructive pulmonary disease

 Asthma

4 (8%)

17 (33%)

14 (27%)

7 (13%

1 (2%)

1 (2%)

1 (2%)

1 (2%)

2 (5%)

4 (8%)

1 (2%)

8 (15%)

2 (5%)

Interventions, number (%)

 Invasive ventilation

 Targeted temperature management completed

 Hypothermia

 Intra-aortic balloon pump

42 (81%)

34 (65%)

0

2 (5%)

Vasopressors/inotropes, number (%)

 Noradrenaline

 Argipressin

 Dobutamine

 Levosimendan

37 (71%)

7 (13%)

12 (23%)

11 (21%)

Arrythmias/malignant Arrythmias, number (%)

 Atrial fibrillation

 Atrial flutter

 Ventricular fibrillation

 Ventricular tachycardia

7 (13%)

1 (2%)

1 (2%)

8 (15%)