Both false-positive and false-negative diagnosis of pneumonia is common. 假阳性和假阴性的肺炎诊断都很常见。
Clinical and pathological analysis of breast cancer with false-negative mammogram X射线摄影阴性乳腺癌临床病理因素分析
False-negative reasons in liquid-based cervical cytology 宫颈液基细胞学涂片假阴性原因分析
Expression and clinical significance of estrogen receptor and progesterone receptor of breast cancer with false-negative mammograms ER与PR在钼靶X线假阴性乳腺癌中的表达及临床意义肉芽肿性乳腺炎的数字钼靶X线表现
As recent studies have shown, some tests for H1N1 infection are not entirely reliable, and false-negative results are a frequent problem. 最近的研究显示,用于H1N1感染的有些检测方法不完全可靠,所以假阴性结果是经常出现的问题。
Unless I misunderstood, this rush to identify checksums and publish them as suspicious and revoke them later seems to imply that there could be a high false-positive, or false-negative problem. 如果我误解了,这急于确定校验和公布可疑并撤销他们后来似乎暗示,有可能是一个高假阳性或假阴性的问题。
The primary end point was the proportion of patients with a negative outcome, related to either endoscopic procedures ( complications) or to false-negative diagnosis of stones. 初级终点是与任意一个内镜程序(并发症)或结石的假阴性诊断相关的阴性结果患者的比率。
The consequences of this bias may be false-negative studies. 研究中存在的这种偏倚可能产生假阴性结果。
For patients, it may include financial loss, unnecessary therapy ( after false-positive results), or morbidity and mortality after false-negative tests fail to pick up the disease. 对于病人,害处可能包括损失金钱、不必要的治疗(在假阳性结果之后)或者在没有发现该病的假阴性测试之后的发病和死亡。
Therefore, the ankle clonus test had no false-negative or true-positive result and 4 false-positive results ( 8.16%). 因此在本观察中,踝阵挛试验无真阳性和假阴性结果,4例假阳性结果(8.16%)。
Results Genotyping of RHE/ e and RHC/ c showed complete concordance between genotyping and serology for RhE/ e and Rhc antigens, no false-positive or false-negative results was obtained. 结果RHE/e和RHC/c等位基因定型结果表明,RHE/e和RHc的定型结果与血清学的一致,没有发现假阳性和假阴性。
Conclusion: The diagnosis of clinical examination in acute anterior cruciate ligament tears has a high false-negative. 结论:临床检查诊断急性前交叉韧带损伤的假阴性率较高,MRI是早期诊断急性前交叉韧带损伤的有效方法。
False-negative and false-positive rates were relatively high in 4R and 7 lymph node groups. 4R组和7组淋巴结的假阳性和假阴性较高。
The experiment results show that the new technique has a high detect-rate and a low false-negative. 测试表明,主动扫描技术具有很高检测率和较低的误报警率。
Sensitivity of histology, cytology and two unions, complication and false-negative rate were analyzed. 统计印片细胞学、组织学以及2者结合的敏感性和并发症,并分析其影响因素。
Our objective is to increase diagnostic accuracy and decrease false-negative results. 本文旨在提高其诊断准确率,减少假阴性的发生。
In 30 cases monitored by SEP, there were 2 false-negative results, and no false-positive results occurred. The significant correlation was noted between intraoperative SEP changes and postoperative neurologic alterations ( P < 0 01). 在进行监测的30例中,出现2例假阴性,无假阳性发生,术中SEP变化与术后神经功能改变有明显的相关性(P<001)。
Results hungriness of gravida was related to the false-negative and suspicious types in embryo-cardiac surveillance. 结果饥饿因素与胎心率电子监护(无负荷试验)中的假阴性与可疑型有关。
Experiments are done to test the detection ability, false-negative rate and false-positive rate of the method. Result shows that this method has the features of self-adaptation, self-learning, diversity, can detect know and unknow computer virus effectively. 通过实验测试了该方法的识别能力、错误否定率和错误肯定率,结果表明该方法具有自适应、自学习和多样性等特点,能够有效地检测未知计算机病毒。
The diagnosis accuracy of percutaneous biopsy was 86.2%, and the false-negative rate was 13.8%. 穿刺活检总正确率为86.2%,假阴性率为13.8%,未见假阳性病例;
Results: In this group, the FNAC sensitivity, specificity, false-positive rate, false-negative rate and the rate of diagnostic coincidence was 97.1%, 97.3%, 2.7%, 2.9% and 97.2%, respectively. 结果本组FNAC诊断敏感性为97.1%,特异性为97.3%,假阳性率为2.7%,假阴性率为2.9%,诊断符合为97.2%。
Through analysis it can be concluded that this method can only produce false-positive, and have no false-negative. ( 3) This paper further presents a duplicate data detection technology based on ABF under distributed data streams environment. 通过分析我们的方法的误差只能产生假阳性,而没有假阴性。(3)基于ABF方法,本文进一步提出一种面向分布式数据流环境下的重复检测方法。
In the retrospective studies, GLUT-1 may be a more sensitive endogenous hypoxia marker than HIF-1 α. HIF-1 α is instable and a false-negative expression can be seen. CA IX is not sensitive hypoxic index in vulvar tissues. 3. 在回顾性研究中,GLUT-1可能是比HIF-1α更敏感的内源性缺氧标记物;HIF-1α表达不稳定,可能出现假阴性表达;CAIX在外阴组织中表达不敏感。
And the greater the erosion area, the more weight, the higher infection rate; HPV United TCT examination, can reduce the liquid-based cytology the false-negative results, improve the detection rate of cervical lesions. 且糜烂面积越大,程度越重,感染率越高;HPV联合TCT检查,可减少液基细胞学检查的假阴性结果,提高宫颈病变的检出率。
However, low specificity of serum PSA leads to many false-positive and false-negative results and clinical uncertainty. 但是,PSA的低特异性常常出现大量的假阳性和假阴性结果,影响临床判断。