医院门诊环境卫生监测的主成分分析

Principal Component Analysis for Monitoring Hygenic Condition of Outpatient Service in Hospital

本文应用主成分分析法对影响医院候诊室卫生状况的8项指标进行了分析。结果表明:风速、CO_2、噪声是决定第一主成分的主要指标,尘埃颗粒数是决定第二主成分的主要指标,CO是决定第三主成分的主要指标。为医院门诊环境卫生现状的监测评价提供了理论依据。

In the paper principal component analysis was used to evaluate the eight indexes of hygenic condition of hospital lounges. Results indicated that the speed of wind, CO2, and noise are chief indexes of the first principal component, the quantity of grain is chief index of the second principal component , and CO is chief index of the third principal component. It provided a basis for monitoring hygenic condition of outpatient service.