This paper introduces the interim analysis and group sequential trials in clinical experimentations.

本文介绍新药临床试验的中间分析和成组序贯试验。

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The boundary calculation method for group sequential interim analysis of single variable can be extended to multiple endpoints interim analysis.

确定单变量成组序贯期中分析界值的方法可以扩展用于多终点期中分析。

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If its value is sequential, the items will be executed one after the next until the group is complete.

如果它的值是sequential，则这些项将一个接一个地执行，直到整个组执行完毕。

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This particular problem will only be exacerbated in small rural schools where classes are made up from more than one year group making sequential teaching difficult.

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For the first group, the entire series of printers was branded in a sequential fashion, from 2300W to 2900W. For the second group, the first four models were named sequentially 2300W to 2600W, but the last three models reflected a brand name change MagiColor, MagiColor II, and MagiColor III.

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Even in Q2 2o12, while AMD registered a sequential decline, Intel posted a 14% increase in revenues from its data center group.

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