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Forest plot on in-hospital mortality (A) and good neurologic outcome (B) in patients treated with venoarterial extracorporeal membrane oxygenation (VA-ECMO) and Impella microaxial pump (ECMELLA) or VA-ECMO during extracorporeal cardiopulmonary resuscitation. The green arrow indicates a favor of ECMELLA therapy. The red arrow indicates a favor of VA-ECMO therapy. RE = random effect.
