DESIGN: Cluster sampling and stratified analysis.
设计：整群抽样，分层分析。
DESIGN: Cluster sampling and cross-sectional investigation.
设计：整群抽样，横断面调查。
Methods: The stratified sampling and cluster random sampling methods are used in this survey.
方法：本研究采用分层随机抽样方法和整群随机抽样方法。
Method cluster sampling and cross sectional study.
方法整群抽样，横断面调查。
DESIGN: Randomized cluster sampling, cross-sectional study.
设计：随机整群抽样，横断面调查。
Methods With stratified cluster sampling method, 2 519 students were questionnaired in Anhui province.
方法采用分层整群抽样方法，对安徽省2 519名中小学生进行问卷调查。
Methods: Cluster sampling empty nest elderly in rural areas and indoor interview were conducted about their QOL with GQOLI-74.
方法：采用整群抽样，用生活质量综合评定问卷(GQOLI- 74)对农村空巢老人生活质量进行入户调查。
Methods:Adopt the method of stratified cluster sampling, women were investigated through questionnaire in family.
方法：采用分层整群抽样的方法，对育龄妇女进行入户调查。
Methods Subjects were collected from community population by stratified multi-stage cluster sampling method. The data gathered from case investigation and serological detection.
方法对社区人群采用多阶段分层整群随机抽样方法抽取研究对象，进行个案调查和血清学检测。
RESEARCH METHODThe stratified multi-stage cluster random sampling method was used in the survey.
研究方法本研究采用分层整群随机抽样方法进行抽样。
A cluster sampling technique was used to measure physique development of 871 children aged 4-6 years in Xingan county, Guangxi Zhuang Autonomous Region.
本研究采用整群抽样方法对广西兴安县城的871名4 ~ 6岁儿童的形态、素质等指标作了较全面测试。
Methods:All elderly aged 60 years and above from 14 villages and communities in Gushan town of Fuzhou city registered into book were investigated randomly by adopting cluster sampling method.
［方法］采用整群抽样的方法，随机抽取福州市鼓山镇的14个村（居）委会，对所有登记在册的年龄≥60周岁的老年人进行调查。
Methods With stratified sampling and cluster sampling, we investigate 487 families in poverty.
方法采用分层整群抽样方法调查487户贫困家庭。
Methods Stratified cluster sampling was carried out to investigate 312 male physical education teachers aged over 35 years old in 160 primary and secondary schools in Jiaodong peninsula.
方法采用分层整群抽样方法，对胶东半岛160所中小学35岁以上的男性体育教师312人进行问卷调查。
Methods An anonymous survey was conducted among 502 students from a technical college selected by stratified sampling and cluster sampling.
方法采用分层整群抽样的方法对一所职业技术学院的502名学生进行匿名式问卷调查。
Methods: Using cluster sampling, the water fluoride content, depth of well, materials of well as well as quality of blocking soil of FCRWQIP before 1996 in Xinyang were measured.
方法：采取整群抽样办法，对被调查县1996年前的所有改水工程水氟含量、打井深度、井壁结构材料和井周封闭土质进行调查分析。
Methods Totally 941 jobless families (3050 persons) were randomly selected with cluster sampling in 5 cities, and in-depth interview was performed.
方法应用整群随机抽样的方法对5市941户下岗家庭(3050人)进行入户询问调查。
Methods The questionnaire survey was conducted among 1 700 college students with stratified-cluster sampling method.
方法采用分层整群抽样方法对暨南大学在校学生1 700名进行问卷调查。
Cluster sampling, in which random "clusters" of households are measured, is used in populations that are not in even or structured Settings but are spread unevenly over a large geographic area.
分组抽样，即测量随机的家庭“组”，一般用于不均匀地分散在较大面积地理区域的人群。
The methodology adopted is to make relative questionnaire from cluster sampling of all 2008 graduates of the medical school.
方法：自行编制研究生满意度调查问卷，对某高校医学院2008届研究生进行整群抽样调查。
Methods: Stratified random cluster sampling method was used to determine the survey sample.
方法：以分层随机整群抽样的方法，确定调查样本。
Methods Female college students were sampled by cluster sampling and investigated by using questionnaire survey on anonymous basis.
方法采用分层整群抽样方法，对调查对象进行无记名自填式问卷调查。
Methods: By cluster sampling method, women over 35 years old have dwelled over 1 year in certain rural community of county was investigated.
方法：采用整群抽样入户调查的方法，对某县农村社区居住1年以上、35岁以上全部妇女进行了调查。
METHODS:310 freshmen in October 2005, selected from Henan University by cluster sampling, were interviewed by questionnaires.
方法：于2005-10采用整群抽样法随机抽取河南大学本科新生310人进行问卷调查。
This paper discusses cluster sampling and stratified cluster sampling in continuous surveys with censuses.
本文讨论了连续调查中应用普查方法时的整群抽样和分层整群抽样。
Methods Randomly cluster sampling method was applied.
方法采用整群随机抽样调查方法。
Methods. The survey was conducted according to multi-stage stratified cluster sampling method.
方法：分阶段分层整群随机抽样调查。
Methods. The survey was conducted according to multi-stage stratified cluster sampling method.
方法：分阶段分层整群随机抽样调查。
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