Did reviewers agree on the outcome data in each comparison group?

评价者同意每个对照组的结果数据吗？

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The comparison group drank a substance that looked similar, but was actually a sugar-based energy drink.

对照组则是看起来相似但实际上是以糖为主的能量饮料。

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We interviewed them several times in the first few years and found rates of depression and anxiety double that of a comparison group.

在最初的几年我们多次采访了她们，并且发现她们的抑郁度和焦虑度比一个用来对比的群体高了一倍。

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"Using this group as a comparison group takes into account possible genetic or lifestyle factors associated with present or previous psychiatric disorders, " the researcher notes.

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Twenty had relapsing remitting MS, 15 had secondary progressive MS, and five had primary progressive MS. Researchers also recruited 15 healthy control patients free from ophthalmological or neurological disease as a comparison group.

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But the fact that the kids got injections despite the absence of a nerve gas attack does not sit well with critics who don't view Israel's tiny and military trained population as a good comparison group to U.S. civilians.

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