查询词典 cluster sampling

Stratified cluster sampling method, to branches, grade, gender-stratified sample mean, in December 2009 granted to the Southeast University.

采用分层整群抽样的方法，以系别、年级、性别为分层指样，于2009年12月向东南大学发放。

A survey using a cluster sampling of adolescence was conducted to investigate the characteristics of self-disclosure and self-concealment in adolescence and the relationship between them and subjective well-being.

摘要采用问卷调查的方法，对691名初一至大四学生的自我表露和自我隐瞒特点及其与主观幸福感的关系进行了研究。

Methods Using simple cluster sampling method, subjects living in Bejing, Tianjin, Shanghai and Nanjing cities in China were selected and detail information on house decoration and family member's health status was collected.

采取整群抽样的方法，选取北京、天津、上海及南京4个城市住户并且常住在家的人员作为研究对象，调查居室装修相关信息和家庭成员的健康状况。

MethodsThe method of random cluster sampling was adopted to select 700 automotive soldiers,the SCL-90,STAI,EPQ and SRHMS were used to evaluate the mental health and personality of them,and the related factors of mental health were analyzed.

方法随机整群抽样，抽取某部驻戈壁沙漠汽车兵700人，用症状自评量表(SCL-90)、状态—特质焦虑问卷、艾森克个性问卷和自测健康评定量表分别测评其心理健康水平及个性，并对心理健康状况的影响因素进行分析。

Methods Through two phase cluster sampling, 566 pupils in grade 4 and grade 5 of two schools were assigned to intervention group and control group.

方法采用两阶段整群抽样的方法，选取两所小学的所有四、五年级学生566人为研究对象。

Methods A two stage cluster sampling method was adopted to determine the number of entertainment places and CSW. The blood samples testing HIV and syphilis were collected.

采用两阶段整群抽样法确定抽样调查场所和调查人数，并采集血标本检测HIV、梅毒。

objective to set up mode of management,prevention and cure on epilepsy among rural population in ningxia by primary medical care system,then extend toward others rural regions.methods doctors in county,countryside and villege level were trained how to screen,diagnose,prevention and treat epilepsy among 140 countrysides and 3,786 thousand rural populations in ningxia.cluster sampling was adopted to screen convulsibility epileptics,to freely treat with pb.

目的 建立宁夏农村地区癫痫的防治和管理有效模式，并逐步向其它农村地区推广。方法采取整群抽样方法，选择宁夏农村地区140个乡，共计378.6万人群。通过对县、乡、村医生的专业培训，筛选惊厥性癫痫患者，采用苯巴比妥单药免费治疗，分别在第3、6、9和12个月对其疗效进行评估。结果培训了172名县、乡、村医生。

Methods A randomized cluster sampling was performed to obtain a representative sample of population in Xinjiang Hefeng pastoral area.Blood wag taken from 632 individuals aged 30 and older for measurements of total cholesterol,triglyceride,hish density lipoprotein cholesterolby automatic biochemieal analyzer.The serum levels of low density lipoprotein cholesterolwas calculated according to the formula.

采用整群随机抽样的方法选取新疆和丰县牧区年龄≥30岁的牧民632人为调查对象，其中哈萨克族325人，蒙古族307人；抽取空腹12 h静脉m 3ml，采用日立7600全自动生化分析仪测定血浆总胆固醇、甘油三酯、高密度脂蛋白胆固醇的浓度，并根据公式计算出LDL-C的浓度，对资料进行汇总，并采用t检验、方差分析或协方差分析的方法观察两民族间血浆LDL-C水平的差异，并进一步采用多元逐步同归分析的统计方法研究其影响因素。

MethodsA total of 634 children from a junior school in Jinan were sampled by cluster sampling method and assessed with The Rutter Scale for Parents and a self-designed questionnaire.

儿童行为问题是指儿童期出现的、在严重程度和持续时间上都超过了相应年龄所允许的正常范围的异常行为[1]。

MethodsDescriptive analysis was conducted among 818 medicos, who were sampled by stratified cluster sampling, and the model was established.

采用分层整群抽样的方法，对某医科大学818名医学生心理健康状况的一般情况进行描述性分析，并拟合结构方程模型。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。