There was always a high true-positive rate in those patients who underwent a low exercise load, and a high false-negative rate in those patients whose exercise load was not enough.
往往在低运动量时出现阳性改变者真阳性率高；运动量不足易出现假阴性结果。
参考来源 - 平板运动试验对冠心病的诊断作用—《中国医药导报》—2008年第13期—龙源期刊网Each simplex real-time PCR showed good specificity. There were no false-negative in the assays.
各单一实时PCR检测体系具有良好的特异性,没有假阴性出现。
参考来源 - 三种食源性致病菌的多重实时PCR检测研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N a result in a medical test that wrongly indicates the absence of the condition being tested for 伪阴性
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。
We are grateful to Emily Rapp for sharing her personal story, including the occurrence of false-negative test results.
我们非常感激艾米丽的分享，其中包括检测结果为假阴性这件事情的发生。
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。
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