Fig. 1From: Lower versus higher hemoglobin threshold for transfusion in ARDS patients with and without ECMOStudy flow diagram. Patients were grouped according to their individual hemoglobin threshold into patients transfused at a hemoglobin concentration of 8 g/dl or less (lower threshold) and patients transfused at a hemoglobin concentration of 10 g/dl or less (higher threshold)Back to article page