Predictive Value Positive的意思|示意

The positive predictive value of serial test of three factors to cardiac events was 42.9%.

这三种因子的联合试验对心脏事件的阳性预测值是42.9%。

A multivariable threshold scoring system was able to discriminate fetuses with a biventricular outcome with 100% sensitivity and modest positive predictive value.

一个多变量阈值评分系统可以区分出双心室结局的胎儿，敏感性达100%，而阳性预测价值不大。

The sensitivity, specificity, positive predictive value, and negative predictive value of the PCR assay were 95%, 97%, 82%, and 99%, respectively.

本次快速PCR检测测试的敏感性，特异性，阳性预测值，阴性预测值分别为95％，97％，82％和99％。

The sensitivity of ultrasound was 93% and specificity was 100% with a positive predictive value of 100% and negative predictive value of 99% for the detection of haemothorax after trauma.

超声检查对创伤后血胸诊断的敏感性为93%，特异性为100%，阳性预测值为100%，阴性预测值为99%。

The predictive value of positive and negative were 98% and 94%. Conclusion MSCTA has diagnostic value in intracranial aneurysm and helpful for its screening before surgery or interventional therapy.

阳性预测值和阴性预测值分别为98%和94%。结论MSCTA对颅内动脉瘤的诊断具有较高价值，可以作为外科治疗或介入治疗颅内动脉瘤的筛选方法。

Taking DSA as a golden standard, the sensitivity, specificity, positive predictive value, negative predictive value of carotid artery ultrasound was 91.07%, 63.64%, 86.44%, 73.68%, respectively.

以血管造影为诊断参照标准，超声诊断颈动脉粥样硬化的敏感性、特异性、阳性预测值、阴性预测值分别为91.07%、63.64%、86.44%和73.68%。