Age

18–38 years (+7 pts)+739–52 years (+4 pts)+453–61 years (+3 pts)+3≥ 62 years (0 pts)+0

Body Weight

< 65 kg (0 pts)+065–89 kg (+1 pt)+1≥ 90 kg (+2 pts)+2

Acute Diagnosis

Myocarditis (+5 pts)+5Refractory VT/VF (+4 pts)+4Post-heart/lung transplant (+3 pts)+3Congenital heart disease (+3 pts)+3Cardiomyopathy (non-ischemic) (+0 pts)+0Post-cardiac surgery (−3 pts)-3Cardiogenic shock (ischemic) (−3 pts)-3

Prior Cardiac Surgery

No prior cardiac surgery (0 pts)+0Prior cardiac surgery (−6 pts)-6

Duration of Intubation Before ECMO

Not intubated or < 10 hours (0 pts)+010–29 hours (−2 pts)-2≥ 30 hours (−4 pts)-4

Acute Kidney Injury Before ECMO

No AKI (0 pts)+0AKI present (−3 pts)-3

Hepatic Failure (Bilirubin or INR Elevated)

No liver failure (0 pts)+0Liver failure present (−3 pts)-3

Cardiac Arrest Before ECMO

No cardiac arrest (0 pts)+0Cardiac arrest before ECMO (−2 pts)-2

Pulse Pressure ≤ 20 mmHg

Pulse pressure > 20 mmHg (0 pts)+0Pulse pressure ≤ 20 mmHg (−2 pts)-2

SAVE Score (Survival After Veno-Arterial ECMO)

SAVE Score (Survival After Veno-Arterial ECMO)