"We must identify which environmental exposures and combination of exposures are contributing to increased overall risk in the population."

VOA: standard.2010.08.09

What this does, when you use relative risk you take some group of the population and you establish their risk as--at one.

当运用相对危险度这个概念时,要选定一个群组,并把这个群组的风险设为1

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As much as they needed, they got and they chose 250 kids from an at-risk population.

他们的一切要求都得到了满足，他们从受危人群中选了250名孩子。

哈佛公开课 - 幸福课课程节选

"There may be either a new cause for gastric cancer in that population or perhaps some difference in their Helicobactor Pylori infection that's contributing to a new risk for gastric cancer."

VOA: standard.2010.05.12

When you look at the risk of consequences from metabolic syndrome in the population, you have to know a person's race to some extent to understand how high their risk really is.

如果想要考察某人群,患代谢综合征的风险,就要知道一定的种族信息,这样才能较准确地知道他们的患病风险度

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

"If you match live donors to other healthy people in the population there is no increased risk of dying down the road attributable to having only one kidney instead of two."

VOA: standard.2010.03.11

We could have gone on and studied the average at-risk population for decades and centuries.

我们本可以继续研究几百年来的,平均受危人群。

哈佛公开课 - 幸福课课程节选

Psychologists for decades had very good intentions about helping at risk population.

数十年来的心理学家都有很好的意愿,想帮助高危人群。

哈佛公开课 - 幸福课课程节选

So more than doubling the risk can certainly site to the population Now these kind of results show how important it is to do studies that don't group everybody in the population together.

由图可见,发病率差异量超过一倍,这些研究结果表明,在研究过程中分组的重要性

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选