Kaplan-Meier estimates of all-cause mortality at 30 days. Kaplan-Meier estimates of all-cause mortality at 30 days. Depicted are the Kaplan-Meier estimates of all-cause mortality at 30 days. P-values from the log-rank test. events were analysed (A) in the whole study population, (B) after excluding deaths due to palliation by irreversible postanoxic brain damage, (C) in the low-intermediate and (D) high IABP-SHOCK II risk score subgroup. IABP-SHOCK II, Intra-aortic Balloon Pump in Cardiogenic Shock II. Brunilda Alushi et al. Open Heart 2019;6:e000987 ©2019 by British Cardiovascular Society