What does the paper tell you about the number of false negative and false positive screening test?
这篇文章告诉你关于筛查结果的假阴和假阳数据是什么？
In case of a positive screening test, confirmation of results must be carried out via more complex chemical analysis.
如果筛选检测呈阳性，就必须通过更加复杂的化学分析来确认结果。
However, about one in ten of the women who were given extra screening got false-positive results.
但是，大约有十分之一进行额外筛查的被试出现假阳性结果。
False-positive results from routine cancer screening can cause undue worry and in some cases lead to unnecessary biopsies or treatments, experts note.
《家庭医疗年报》5/6 月刊发表了一项研究，专家们说，常规癌症筛查的假阳性结果会引起过度焦虑，有时导致不必要的活组织检查或者治疗。
Better screening, early detection and access to treatment plus a decrease in risk factors like smoking probably explain part of the positive trend among the high-income countries.
或许更好的筛查条件、早发现早治疗以及类似吸烟等诱因的减少能解释高收入国家癌症患病率下降的原因。
Even if the screening result is positive, you will not necessarily be offered a prenatal diagnosis.
即使检查结果是积极的，你不一定会提供了产前诊断。
Methods: Employed irregular antibody screening on 693 samples with microcolumn gel agglutination assay, and identified with enzyme and antiglobulin method to observe the positive rate.
方法：用微柱凝胶法对693例标本进行不规则抗体筛选，用酶、抗球蛋白法进行鉴定，并观察不规则抗体检出的阳性率。
Limitations: Few eligible studies were identified. Long-term adverse effects of false-positive PSA screening test results are unknown.
局限性：很少要求符合的研究得以确认。PS A假阳性筛查结果的长期不良影响未知。
Conclusion: Acute drug trial is safe and feasible. The trial can be used as initial screening trial to select suitable AAA for VLP positive patIents.
结论：急性药物试验安全可行，无明显毒副作用，可作为VLP阳性患者选择合适抗心律失常药物的初步筛选试验。
Results and Conclusion: the PCR screening method was convenient and fast for confirming positive recombinant clone, and there was no need for preparation and purification of the plasmid.
结果和结论：以pcr方法筛查重组阳性克隆，可以简便快速鉴定重组阳性克隆，不需提取质粒。
Objective To explore different clinical blood screening models for reducing blood positive rate and blood condemnation rate, and enhancing the security of blood transfusion.
目的评价临床用血血样不同筛查模式的应用效果，以降低无偿献血血液报废率，提高临床输血安全性。
Objective: To find a rapid method of screening positive recombinant plasmid.
目的：建立一种快速筛选阳性重组质粒的方法。
The screening of human tissue plasminogen activator recombinant plasmid showed that the two methods can recognize the positive colones quickly and correctly.
测序结果表明这两种方法能快速，准确地筛选出阳性克隆。
Results:8 cases were positive by screening and the positive rate was 0.16%. 3 cases were pregnant women, 3 cases were Mediterranean anemia and 2 cases were blood disease.
结果：受检患者中有8例不规则抗体检出阳性，分别为孕妇3例，地中海贫血患者3例，血液病患者2例，总阳性率为0.16%。
Toxicology screening studies were limited, but report some positive tests.
毒物学筛选的研究有限，但有一些阳性报道。
This project not only increased the expression level of the exogenous gene, but also drastically reduced the labor strength of screening positive clones.
此设计方案不仅大大提高了外源基因的表达量，且极大地降低了筛选阳性克隆的劳动强度。
A total of 141 positive clones were obtained by screening the SSH library.
通过筛选差减文库，共获得了141个克隆。
Counseling and testing services include: pre-test counseling, HIV antibody screening test, after testing negative and uncertain results or positive results of consultation.
咨询检测服务包括：检测前咨询、HIV抗体筛查检测、检测后阴性、不确定结果或阳性结果咨询。
The plasmid was transformed to E. coli BL21(DE3) by screening and identifying to obtain the high expressing positive clone.
再将此等质粒转化至大肠杆菌，经过筛选鉴定获得高表达阳性克隆。
Results four positive clones of differential screening were picked out for sequencing. Homology analysis indicated that all of the four clone sequences were the same as that of insulin-I gene.
结果挑选了4个差异筛选的阳性克隆进行测序，序列同源性分析表明它们均与胰岛素- i基因序列高度一致。
Objective To determine the sensitivity and false-positive rate of maternal serum pregnancy associated plasma protein a (PAPP-A) screening for abnormal fetal karyotype.
目的分析妊娠相关血浆蛋白a (PAPP - A)在产前筛查胎儿染色体病时的灵敏度和假阳性。
A simple and rapid method for screening positive clones by PCR was also established in this paper.
并建立了快速、简便的PCR直接筛选和鉴定阳性克隆的方法。
According to the results after the screening, further testing will be positive and treatment services, will be negative by the professional consultation services, prevention of AIDS-related knowledge.
初筛后根据检测结果，阳性的会有进一步检测及治疗服务，阴性的也会由专业人士进行咨询服务，介绍预防艾滋病的相关知识。
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。
Regarding screening, the task force writes that while duplex ultrasonography is the most feasible test, it has only moderate sensitivity and specificity and yields many false-positive results.
根据筛查，特别小组指出二维超声是最简便易行的检测手段，但其只有中等程度的敏感性和特异性，并有较多的假阳性结果。
MethodsThe data of HIV antibody screening for pregnant women and HIV positive pregnant women cases from 2005 to 2007 were analyzed.
方法利用2005 - 2007年妇幼、卫生孕产妇HIV抗体筛查报表和HIV阳性孕产妇个案资料进行分析。
MethodsThe data of HIV antibody screening for pregnant women and HIV positive pregnant women cases from 2005 to 2007 were analyzed.
方法利用2005 - 2007年妇幼、卫生孕产妇HIV抗体筛查报表和HIV阳性孕产妇个案资料进行分析。
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