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- Cluster randomized trlal 整群随机临床观察
- Cluster randomized pilot controlled trial of an occupational therapy intervention for residents with stroke in UK care homes. 英国看护之家中风患者职能治疗干预的群体随机平行对照试验研究。
- Methods: Cluster randomized sampling method for selecting subjects and multinomial logistic regression were used to analyze these data. 方法:采用分层整群随机抽样调查搜集资料,采用多序类回归分析筛选影响因素。
- Method 1228 women in 5 counties were surveyed by stratified cluster random sampling in the rural area of Yichang city. 方法:采用分层多阶段整群抽样方法,对该地区5县1228例农村育龄妇女进行问卷调查。
- Study Design. A cluster randomized controlled trial and economic evaluation with a 12-month follow-up and with work department as the unit of randomization. 研究设计：这是一个随机对照试验，并且我们同劳动部门一起，对随机的单位进行了随访12个月的经济效益评估。
- Study Design. A cluster randomized controlled trial and economic ealuation with a 12-month follow-up and with work department as the unit of randomization. 研究设计：这是一个随机对照试验，并且我们同劳动部门一起，对随机的单位进行了随访12个月的经济效益评估。
- The Regression Estimator in Cluster Random Sampling 整群抽样回归估计量
- Objective Explore the method for the estimation of sample size in two stage cluster randomization tirals. 目的探讨两阶段整群随机化设计两组比较样本例数估计方法。
- CONCLUSION : The calculation formulas of multiple-stratifying and clustering random sampling are theoretically set up. 结论 : 推导并建立多重分层、整群随机抽样误差的计算公式。
- Soiled dishes were piled at random. 脏碟子胡乱地堆放着。
- A cluster of stars smaller than a constellation. 星群，星座比星座小的一簇星星
- two-stage clustered randomized sampling 二阶段随机抽样
- The librarian took a book at random from the shelf. 图书管理员从书架上随便拿了一本书。
- Crowded or massed into a dense cluster. 丛生的，聚生的聚集成密丛的
- Random mating within a breeding population. 自由交配在一个育种群中自由交配
- Ripple effect in clustering random graph 群集性随机图中的波及效应
- Chose a card at random from the deck. 从一副牌中任意选出一张
- A cluster of small iron balls formerly used as a cannon charge. 葡萄弹，霰弹以前用作火包装填物的一簇小铁丸
- By mere chance or fortune; at random. 碰巧; 胡乱地; 随意地
- There was a little cluster of admirers around the actress. 女演员周围拥著一小群崇拜者。
