Fig. 2

Raw data of thromboelastography (TEG) before (TEG 1) and after surgery (TEG 4). The normal value of HKH-R is 4.2–9.8 min, and the normal value HKH-MA is 53–68 mm. The HKH-R was prolonged preoperatively (TEG 1) and shortened postoperatively (TEG 4) by continued intraoperative platelet transfusions. HKH heparinized kaolin with heparinase, ActF activator F, ADP adenosine diphosphate