Table 3. Factors contributing to the prediction models for mortality from massive perioperative bleeding, found in the literature.

EuroSCORE: European System for Cardiac Operative Risk Evaluation, INR: International Normalized Ratio, aPTT: activated Partial Thromboplastin Time, RBC: Red Blood Cells, CPB: Cardio Pulmonary Bypass, DHCA: Deep Hypothermic Circulatory Arrest.