Table 2. Factors contributing to the massive perioperative bleeding prediction models, found in the literature.

LVBT: Large Volume Blood Transfusion score, BRS: Bedside Risk Score, Hb: Hemoglobin, DHCA: Deep Hypothermic Circulatory Arrest, CPB: Cardio Pulmonary Bypass, LV: Left Ventricle, MI: Myocardial Index.