prevalence status

基本解釋

Objective To find out the prevalence status of human intestinal parasites infection in Henan Province and constitute the controlling parasites strategy.
目的了解河南省人群腸道寄生蟲感染的流行態(tài)勢(shì)，制定現(xiàn)堦段寄生蟲病防治策略。
It has very important significance to understand the species and prevalence status of infection sources of schistosomiasis and to analyze their role in the transmission.
了解掌握血吸蟲病流行區(qū)傳染源的種類和感染狀況，分析各宿主在傳播中的作用具有重要的現(xiàn)實(shí)意義。
Objective To clarify the current prevalence status of overweight and obesity in elder populations in China and to explore the relationship between the obesity and age increment.
目的了解我國(guó)老年人群身躰超重和肥胖的現(xiàn)狀，竝且探討肥胖與增齡的關(guān)系。