Objective to evaluate the performance of the infectious epidemic surveillance system for early warning of emergent acute infectious diseases in Yingkou, Liaoning from 2007 to 2008.

目的分析2007 - 2008年辽宁省营口市传染病疫情监测体系用于突发急性传染病早期预警的能力。

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Purpose The goal for understood the Xianyang measles epidemic characteristic Method The analysis of the situation on the Xianyang 2003-2005 year Measles Surveillance System (MSS) operation .

目的为了解咸阳市麻疹流行特征，方法对咸阳市2003-2005年麻疹监测系统（MSS）运转情况进行分析。

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Passive surveillance system, because of too high missing report rate, is not suitable to be used to estimate the incidence and only can be use for the estimation of epidemic trend.

被动监测系统漏报率过高，其监测数据需要通过漏报调查，才能计算校正发病率。

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