By contrast, Norway had the lowest prevalence of obesity in a single survey at just five per cent.
与之相反的是，挪威是单项调查中发胖几率最少的国家，仅为百分之五。
The survey also found rural residents suffer a higher prevalence of mental disorders than urban residents.
调查中还发现，精神紊乱的发病率在农村要比在城市更高。
We performed a secondary analysis of randomly selected participants in a community-based TB–HIV prevalence survey in Harare, Zimbabwe.
从参与津巴布韦哈拉雷开展的TB–HIV流行情况社区调查的人当中随机选择了一些参与者，并对他们进行了二次分析。
Survey of children accessing HIV services in a high prevalence setting: time for adolescents to count?
艾滋病毒高发地区儿童获取艾滋病毒治疗服务的调查：青少年还要等多久才能得到这些服务？
Two years ago, Chinese scientists published the results of a large national survey of diabetes prevalence.
两年前，中国科学家发表全国糖尿病流行率大规模调查结果。
Objectives: To obtain the COPD prevalence in China through a large-population, spirometry-based, cross-sectional survey of COPD.
目的：通过有代表性的肺量测定调查人群的COPD来获得COPD在中国的患病率，。
Objectives: To evaluate associations of asthma prevalence with occupational exposures in a cross-sectional survey of health care professionals.
目的：通过对卫生保健专业人才进行有代表性的调查，评估哮喘流行与职业暴露之间的关系。
The nosocomial infection point-prevalence survey can complete in the short time, and its data are more accurate for evaluation of the incidence of a disease survey quality.
开展医院感染现患率调查，可以在短时间完成，所得资料更为准确，能评估发病率调查的质量。
Method a survey of the prevalence of caries, periodontal disease and awareness of oral heath care was carried out in 769 pregnant women.
方法：对769例孕妇的患龋率、牙周病及自我保健意识进行调查分析。
Researchers conducted a telephone survey to examine the prevalence of and risk factors for PTSD among 1581 nulliparous pregnant women.
为了找出导致PTSD普遍原因以及危险因素，研究者们敌对1581名待产的妇女进行了电话调查。
A total of 600 participated the questionnaires survey, By way of questionnaire survey, oral examination was performed to observe the prevalence situation of OSF.
采用问卷调查的方式调查所被抽查对象的槟榔咀嚼情况，并进行口腔检查以观察OSF发病情况。
Methods a prevalence survey was carried out to investigate 222 male workers of a copper smeltery plant and 68 workers in a control group.
方法采用现况调查方法，对铜冶炼厂222名男性工人和68名对照组工人进行调查。
Methods A survey on prevalence of FD in communities of Shijiu Neighborhood, Rizhao was conducted by using a stratified, randomized cluster-sampling method.
方法采用随机分层整群抽样方法，对日照市石臼街道常住人群进行面访式问卷调查。
Methods A survey on prevalence of FD in communities of Shijiu Neighborhood, Rizhao was conducted by using a stratified, randomized cluster-sampling method.
方法采用随机分层整群抽样方法，对日照市石臼街道常住人群进行面访式问卷调查。
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