The positive rates of direct antiglobulin test (DAT),elution test and indirect antiglobulin test (IAT) were 39.2%,88%and 69.6%respectively.

• 三项试验中直接抗人球蛋白试验阳性49例(39.；2%25)；释放试验阳性110例(88%25)；游离试验阳性87例(69