Method: We had made a prevalence survey through a questionnaire.
方法：采用自填问卷进行现况调查。
Methods Prevalence survey and case-control study on risk factors was conducted.
方法采用现况调查和危险因素病例对照研究法进行研究。
Methods Stratified cluster random sampling was carried out in prevalence survey and questionnaires was applied.
方法采取分层整群随机抽样方法进行问卷调查。
The prevalence survey of hyperlipidemia and its case control study on risk factors were carried out in 903 middle or old person.
对903名中老年人群进行高脂血症的现况调查和危险因素的病例对照研究。
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。
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。
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。
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。
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？
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。
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，。
Objective to survey the prevalence of depressive symptoms in the middle school students.
目的调查和分析中学生抑郁症状的流行病学特征。
Young people ages 18 to 25 also have the highest prevalence of binge and heavy drinking, according to the 2001 National Household Survey on Drug Abuse.
根据一项2001年针对吸毒的国家用户调查显示，18到25岁之间的年轻人在狂欢和酗酒方面占的比率最高。
Aim: to characterize the prevalence and histopathological changes of reflux esophagitis (re) on the mass survey subjects from the high-incidence areas for esophageal cancer in Henan.
目的：探讨河南食管癌高发区居民反流性食管炎(RE)的流行病学及组织病理学变化特征。
Methods The survey of prevalence of dental caries in group aged 12 and 15 years in Anhui province was conducted using the non-proportional, stratified, cluster sampling method.
方法对安徽省四县市的12岁及15岁儿童的龋病发病情况进行抽样调查，采用分层、不等比、多阶段整群抽样的方法。
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。
Root survey found that close relatives of the patients in the prevalence several times higher than the general population.
根调查，发现本病患者近亲中的患病率比一般居民高数倍。
Results At baseline survey, there are no differences in hemoglobin and prevalence of anemia between two groups.
结果基线调查时，两组儿童的血红蛋白及贫血率没有显著性差别。
Results The prevalence of hypertension in the university was27.80%in2004, which was higher than that of the Fourth National Survey of Hypertension in2002.
结果该校教职工2004年高血压患病率为27.80%，高于第4次全国高血压抽样调查结果。
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。
Results:The two-week prevalence rate of the rural residents was 4.75%, chronic disease prevalence was 6.03%, lower than the national health services survey, that was 17.7%and 17.1%;
结果：调查地区农村居民的两周患病率平均为4.75%，慢性病患病率为6.03%，低于国家第四次卫生服务调查的全国农村居民两周患病率17.7%，慢性病患病率17.1%；
Conclusion the HIV prevalence among former paid blood donors were clear basically after the survey, and the intervention and treatment are the important task currently.
结论通过普查，基本弄清了既往献血员的HIV感染状况，对HIV感染者的治疗和干预将是当前工作的重点。
Prevention of chronic kidney disease grim situation, the survey results showed that the prevalence rate of China about 10% over 40 years of age crowd up 18.7%, but less than 10% awareness.
我国慢性肾病防治形势严峻，调查结果显示，我国的患病率也在10%左右，40岁以上人群高达18.7%，但知晓率不足10%。
Objective to survey the prevalence of Helicobacter Pylori (HP) infection and its relation to gastroduodenal diseases of pupils in Huining County in the central arid mountain area of Gansu Province.
目的调查甘肃中部干旱山区会宁县小学生幽门螺杆菌(Hp)的感染状况及与胃肠道疾病的关系。
The USDA survey doesn't attempt to directly gauge the prevalence of hunger in the U. S. , which would involve determining how many Americans don't receive an adequate number of calories daily.
农业部此次调查并非用以衡量美国的饥饿人口数量，后者需要确定有多少美国人存在日卡路里摄取不足的问题。
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。
The study investigates the prevalence and recidivism risk by motives of arson inmates. Survey technique is adopted.
本研究探讨纵火受刑人各类纵火动机的普及率及再犯危险性。
The study investigates the prevalence and recidivism risk by motives of arson inmates. Survey technique is adopted.
本研究探讨纵火受刑人各类纵火动机的普及率及再犯危险性。
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