整体定位阳性预测值为88% ；
临床症状对深静脉血栓的阳性预测值为52%。
阴性预测值和阳性预测值分别为89%和79%。
Negative predictive value and positive predictive value were 89% and 79%, respectively.
特异性及阳性预测值和阴性预测值差异均无显著性。
The specificity and the masculine gender forecast the value and the negative forecast the value difference does not have significance.
尽管如此，MPI中重度受损患者的阳性预测值仅12%。
Nevertheless, the positive predictive value of having moderate or large MPI defects was only 12%.
这三种因子的联合试验对心脏事件的阳性预测值是42.9%。
The positive predictive value of serial test of three factors to cardiac events was 42.9%.
分析该蛋白界定标准评判曲妥珠单抗耐药的灵敏度、特异度以及阳性预测值、阴性预测值。
We analyzed the sensibility, specificity, positive and negative predictive values of the SELDI-TOF-MS trastuzumab resistance standard.
当他们表明患者中的一部分人群有更高的危险时，通常其阳性预测值较低，且有很多假阳性。
While they identify greater risk in populations of patients, in most instances their positive predictive value is low with a lot of false positives.
胆管内或肝门区肿块、肝脏直接侵犯征象诊断胆管癌的灵敏度为100%，阳性预测值分别为20%和25%。
The sensitivity of mass on or in biliary duct or hepatic hilar area and liver invading of tumors was 100% but the positive predictive value were 20% and 25%, 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, specificity, positive predictive value, and negative predictive value of the PCR assay were 95%, 97%, 82%, and 99%, respectively.
聚合酶链反应和病毒分离培养法对50例孕妇（怀51胎）进行评价的阳性预测值分别为92.0%和93.7%。
The positive predictive values (PPV) of the PCR and virus isolation assessments performed in all 50 pregnancies (51 gestational sacs) were 92% and 93.7%, respectively.
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 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.
术中冰冻对检查腺癌的敏感性和特异性分别为25%和100%，阳性预测值和阴性预测值分别为100%和84%；
The sensitivity and specificity of intraoperative detection of the adenoma were 25% and 100%, respectively. The positive and negative predictive values were 100% and 84%, respectively.
结论LBT是SLE辅助诊断的敏感和特异的指标，而其较高的阳性预测值提示其在SLE疑难病例诊断中有重要价值。
Conclusion LBT is a sensitive and specific test for diagnosis of SLE. The high positive predictive value of LBT in SLE suggests that it is valuable in difficult cases of SLE.
阳性预测值、敏感性、特异性和精确度、肿瘤诊断分期和治疗处理变化由123例未经治疗的头颈部肿瘤患者子集分析来决定。
PPV, sensitivity, specificity, accuracy, diagnostic upstaging, and treatment management changes were determined from subset analysis of 123 previously untreated patients with HN cancer.
他们指出，HPVDNA检验的阳性预测值已经不高，特别是对年轻的女性，在这种情况下，真阳性检验的绝对数目将会显著降低。
HPV DNA testing already has a poor positive predictive value, especially in younger girls, they point out, and the absolute number of true positive tests would decrease substantially in this scenario.
LDDSE试验对急性心肌梗死后心室壁运动障碍自发性改善预测的敏感性、特异性分别为71%和84%，阳性预测值和阴性预测值均为78%。
The sensitivity, specificity, positive and negative predictive values of LDDSE test for predicting late recovery of regional function were 71%, 84%, 78%and 78%, respectively.
结果以选择性冠状动脉造影结果为标准，活动平板试验敏感性为66.7%，特异性为87.6%，阳性预测值为77.8%，阴性预测值为80.1%。
Results Sensitivity, specificity, positive and negative predictive values of treadmill exercise test for diagnosing CAD were 66.7%, 87.6%, 77.8% and 80.1%, respectively.
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。
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.
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%。
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.
半定量玻片凝集试验和单管维达尔试验的阳性预测值（PPVs）分别为25.0%（95%可信区间：0.6-80.6）和20.0%（95%可信区间：2.5-55.6）。
The semiquantitative slide agglutination and single-tube Widal tests had positive predictive values (PPVs) of 25.0% (95% confidence interval, CI: 0.6–80.6) and 20.0% (95% CI: 2.5–55.6), respectively.
我们计算敏感性、特异性和准确性以及阳性和阴性预测值。
We calculated sensitivity, specificity, and accuracy as well as positive and negative predictive values.
针对EIB进行的甘露醇激发试验的阳性和阴性预测值分别为69%和91%。
Positive and negative predictive values of the mannitol challenge for EIB were 69% and 91%.
结论作为炎症标记物，ESR值、CRP阳性率可作为预测因子，抗炎治疗在急性冠脉事件中可能是有益的。
Conclusion as tags of inflammation, ESR and the positive rate of CRP can be used as predictive factors to benefit anti-inflammatory therapy in the acute coronary event.
胎心监护、脐血流测定的阳性预测率分别为37.8%、36.1%，胎心监护联合脐血流测定的阳性预测率高达72.4%，明显高于单项检查预测值。
The positive value of above single examination was 37.8%and 36.1% respectively. While the positive value of combined examination was 72.4%.
胎心监护、脐血流测定的阳性预测率分别为37.8%、36.1%，胎心监护联合脐血流测定的阳性预测率高达72.4%，明显高于单项检查预测值。
The positive value of above single examination was 37.8%and 36.1% respectively. While the positive value of combined examination was 72.4%.
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