randomization

We also find that response-adaptive randomization procedure can reduce sample sizes significantly in clinical trials.

通过比较还可以发现反应自适应随机化设计可以有效地减少所需样本量.

Methods parallel group, stratified randomization, double blinded, muti-center clinical trail was designed.

方法采取平行组设计 、 分层随机 、 双盲 、 多中心临床试验方法.

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.

Natural selection has tended to reduce this randomization.

自然选择往往倾向于减少这种随机化现象.

Thus the results showed limitation in term of prospective ability , randomization, comparability and creditability.

使试验结果的前瞻性 、 随机性 、 可比性和可信性方面存在严重缺陷.

Two benefits of randomization have spearheaded this growth: simplicity and speed.

随机化的两个优点 ︰ [简单]和[速度]引领这样的发展.

Furthermore, the relationship between randomization deceleration probability and the traffic density was taken into account.

同时, 考虑了交通密度对随机慢化概率的影响.

Randomization to an sLPD ( diet group ) or dialysis.

随即给与极低蛋白饮食或者透析.

Six authors of RCT replied and four of them provided more information on methods of randomization.

与纳入研究的作者联系,有6位RCT作者 回复,其中4位提供了随机方法补充信息.

The Six Sigma Black Belt should understand the concepts of randomization and blocking.

6西格玛黑带应了解随机化和分块的概念.

Criteria for inclusion of treatment trials were randomization and placebo control.

治疗试验入选的标准包括随机选择和安慰剂对照.