In medical diagnosis, speed is important. But so is accuracy, and the two are not always compatible. At a meeting held recently by Medecins Sans Frontieres, an aid agency, at St Bartholomew's Hospital in London, Derryck Klarkowski explained why he worries about this conflict. Mr Klarkowski advises a project in Bu-kavu, in the Democratic Republic of Congo, that frequently tests people for HIV. In 2004 he realised that the rapid-diagnosis kits which the project was using suffered from a weirdly high false-positive rate—in other words, telling people they were infected when, in fact, they were not.
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机译：在医学诊断中，速度很重要。但是准确性也是如此，两者并不总是兼容的。援助机构Medecins Sans Frontieres最近在伦敦圣巴塞洛缪医院举行的一次会议上，德里克·克拉科夫斯基解释了他为什么担心这一冲突。克拉科夫斯基先生为刚果民主共和国布卡武市的一个项目提供咨询服务，该项目经常对人们进行艾滋病毒检测。在2004年，他意识到该项目使用的快速诊断工具包的假阳性率异常高，换句话说，告诉人们他们实际上没有被感染。
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