Prothrombin time (PT), activated partial thrombokinase time (APTT), prothrombin activity (PTA), bibrinogen (FIB) were measured by sysmeX CAI500.

• 检测凝血酶原时间(PT)、部分凝血酶时间(APTT)、凝血酶原时间活动度(PTA)、纤维蛋白原(FIB)，比较各组上述指标的变化。