Figures
Figure 1: Flow diagram of study selection
Figure 2: Forest plot of pooled analysis of mortality by random effect model in all studies of ECMO with COVID 19 patients
Figure 3: Forest plot of pooled analysis of mortality by random effect model in all studies of ECMO with COVID 19 patients with subgroup division of country of origin
Figure 4: Forest Plots for Odds of Mortality in COVID-19 Patients Receiving ECMO Therapy versus conventional invasive mechanical ventilation therapy.
Figure 5: Funnel plot of standard error