TABLE 1.

Population characteristics.

Age (years)	59 (IQR 55–65)
Sex (M)	13 (68%)
Diagnosis at time of ECMO cannulation	15 Covid-19 ARDS 3 Cardiogenic Shock (ischemic) 1 Massive Hemoptysis
ECMO support	16 Veno-venous (VV)
	3 Veno-arterial (VA)
Length of stay in ICU (days)	38 (IQR 26–69)
Length of ECMO support (days)	28 (IQR 24–43)
Outcome (deceased)	11 (57%)
Oxygenator lifespan (days)	14 (IQR 8-21)
At oxygenator change
HbCO (%)	2.7 (IQR 2.5–3.5)
Lactate (mmol/L)	1.1 (IQR 0.8–1.3)
Hemoglobin (g/L)	85 (IQR 77–91)
pH	7.45 (IQR 7.41–7.48)
paO2 (kPa)	8.9 (IQR 8.2–9.9)
paCO2 (kPa)	5.1 (IQR 4.5–5.4)

ARDS, acute respiratory distress syndrome; ICU, intensive care unit; ECMO, extracorporeal membrane oxygenation; HbCO, carboxyhemoglobin.