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1·Negative predictive value and positive predictive value were 89% and 79%, respectively.

阴性预测值和阳性预测值分别为89%和79%。

2·Especially, the high negative predictive value of fetal fibronectin sampling supports avoiding unnecessary medical intervention.

尤其是其阴性预测值高，有助于避免不必要的医学干扰。

3·The positive predictive value, negative predictive value and efficiency of diagnosis were 100.00%, 95.56% and 97.59%, respectively.

诊断慢性血吸虫病的阳性预告值、阴性预告值及诊断效率分别为100.00%、95.56%和97.59%。

4·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％。

5·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%。

6·A similar strategy with focus on a high negative predictive value of successive investigations is proposed for the exclusion of HFNEF in patients with breathlessness and no signs of congestion.

上述检查相继进行具有较高的阴性预测值，因此，对那些气促但无充血体征的患者来说，可以用相似的策略来排除hfnef。

7·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%。

8·Objective It is to explore the predictive value of giant negative t wave in resting electrocardiogram for the diagnosis of coronary artery.

目的探讨静息心电图巨大倒置T波在冠心病诊断中的预测价值。

9·Conclusion Symmetrical and giant negative t wave not complicating with left ventricular hypertrophy in electrocardiogram has a predictive value for coronary heart disease.

结论心电图巨大对称性倒置T波且不伴左心室肥厚对冠心病有一定的预测价值。

10·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。