A clinical trial showed that high-risk people who went through this prevention program reduced their risk of developing diabetes by 58 percent, according to the report.

根据这份报告，临床试验表明通过这个计划高危糖尿病患病群体患病几率降低了58%。

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If the author (s) do not state explicitly that the trial was randomized, but randomization cannot be ruled out, the report is classified as a 'CCT' (controlled clinical trial).

如作者未说明该试验是否采用随机分配，而读者不能排除其随机分配的可能，则将之归为CCT(临床对照试验)。

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The fact is we simply don't know today, based on this initial report, whether or not this test is going to be better, as good as or even worse than PSA testing when it is put into a clinical trial.

基于最初的报道，这种新的检测投入临床时，它是更好，和PSA检测一样好还是比它差，事实上，现在我们完全不知道。

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Last November, Forbes was first to report that a clinical trial of Vytorin had been delayed an unusual 18 months.

FORBES: Is Merck Flying Blind?

One of the report authors, Dr Robert Clarke, from the Clinical Trial Service Unit at the University of Oxford, said that the findings were "reassuring".

BBC: Folic acid 'cancer risk' fears played down by study