Among hemolysis three tests, the positive rates of direct coombs test, free antibody test and antibody release test were 44%(88/200), 28%(56/200) and 62.5%(125/200) respectively.

溶血三项试验中直接抗人球蛋白试验阳性88例，阳性率为44%（88/200），血清游离抗体试验阳性56例，阳性率为28%（56/200），抗体释放试验阳性125例，阳性率为62.5%（125/200）。

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