In PHC patients,the sensitivity rate was 75%,specificity 90.1%. In 36 PHC patients in whom AFP was negative,the positive rate for AFU was 80.6%.

• 对PHC诊断敏感性为75%25，特异性为90.；1%25，在36例甲胎蛋白（AFP）阴性的PHC中，AFU阳性率为80