That's a statistically significant difference, the researchers say.

研究人员表示这是统计意义上的显著差异。

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Two sets of data between a statistically significant difference (P < 0.05).

两组数据间差异具有统计学意义（P<0.05）。

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Results There was a statistically significant difference in the therapeutic effect between the two groups.

结果：经统计学处理，两组比较差异有显著意义。

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Ninety-three patients who took Vytorin in the study developed cancer, compared to 65 on placebo, a statistically significant difference.

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Likewise, the average return in "Democratic" years is 11.9%, while the mean in "Republican" House years is 11.5%--certainly not a statistically significant difference.

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Unfortunately (and surprisingly) only two of the studies addressed the question of disease transmission directly, and the numbers involved were too small to find a statistically significant difference between groups.

ECONOMIST: AIDS