Sanne de Bruin

112 Chapter 4 Table 1. Baseline characteristics. (continued) Patient characteristics Other 21 (44%) Mechanical ventilation 27 (56%) Supportive therapy CVVH 1 (2%) Not normally distributed values are shown in median and interquartile range (IQR). Categorical variables are shown in number and percentage. SOFA sequential organ failure, APACHE Acute Physiologic Assessment and Chronic Health Evaluation, ARDS acute respiratory syndrome, AKI acute kidney injury, ACS acute coronary syndrome, CVVH continuous veno-venous hemofiltration. Table 2. Transfusion forms. Transfusion events Product ordered by Intensivist 2 (5%) Specialist, non-intensivist 2 (5%) Resident 34 (85%) Student 2 (5%) Location of transfusion ICU 36 (95%) Operating theatre 2 (5%) Red blood cell transfusion Number of red blood cell transfusion events 17 Reason of transfusion Low HB 12 (67%) Active bleeding 7 (39%) Hemodynamic instability 1 (6%) Other physiological triggers None 16 (89%) Tachycardia 1 (6%) Lactate >2 mmol(L 1 (6%) Hb level pre-transfusion 7.6 (6.7-7.7) g/dL Hb level threshold 8.1 (6.9-8.1) g/dL Hb level post-transfusion 8.1 (7.6-8.7) g/dL Increment after transfusion 1.0 (0.5-1.1) g/dL Number of transfused units 1.0 (1.0-2.0) Platelet transfusion Number of platelet transfusions 11 Reason of transfusion Active bleeding 4 (36%) Biopsy/ BAL 3 (27%) Prophylactic without upcoming procedure 4 (36%)