High school students will be subjected to the same safety measures as elementary and middle school students including randomized, weekly testing, masking and social distancing.

高中生将实施与中小学生同等级安全措施，包括随机抽检、每周新冠测试、戴口罩以及保持适当社交距离。

In this study, 16 healthy and active adults completed two randomized trials.

在这项研究中，16 名健康且有活力成年人完成了两次随机试验。

What is now needed is better quality evidence from prospective randomized controlled studies.

现在需要是来自前瞻性随机对照研究更高质量证据。

To create a synthesized version of your voice, go to settings, accessibility, then personal voice, and you'll be asked to record your voice by reading 100 and 50 randomized text prompts.

要建声音合成版本，请转到设置—可访问性—个人声音，然后你将被要求通过阅读 100 和 50 个随机文本提示来录制你声音。

And that's great because in the morning that's when my creative juices are flowing more regularly, and if I don't have that blocked off in my calendar other randomized pointless things are gonna end up taking up that time.

这很好，因为早造力会更有规律地流动，如果日历没有留出这些时间块，那么其他随机义事情最终会占用这些时间。

But again, this is from looking at populations, these aren't randomized controlled trials where we pick a set of people, we make them live in these places and we see how long they live.

但同样地，这来自于观察人群，这些不是随机对照试验，们选择一组人，们让他们住在这些地方，们看看他们能活多久。

A handful of researchers did try to do randomized controlled trials—the gold standard for testing medical interventions—to see if low saturated fat or low cholesterol diets actually helped prevent heart attacks and deaths, as the hypothesis predicted.

少数研究者设法随机控制测试——医疗干预测试黄金法则——来看低饱和脂肪和低胆固醇饮食是否能帮助预防心因性猝死，如假设预测一样。

If someone suffers from insomnia, we have found here in a randomized trial that there are meaningful effects on sleep — to such a degree that it really should motivate a good trial off of coffee to really try to tackle insomnia.

如果有人患有失眠症，们在这里随机试验中发现咖啡对睡眠有巨大影响——在这样程度，它确实应该促使人们好好试验一下咖啡，以真正尝试解决失眠。

However, I should point out that beyond our study, there have been a couple of randomized trials looking at artificial sweeteners, including Erythritol for weight reduction or improvement in blood sugar, and many times they have not shown beneficial effects.

然而，应该指出是，除了们研究，还有一些随机试验研究了人工甜味剂，包括赤藓糖醇对减重或改善血糖作用，但很多时候，都没有显示出有益效果。

A team of researchers from the University of New York conducted a randomized control trial with 691 depressed patients from 83 physician practices across England.

来自纽约大学研究团队在英格兰全境 83 名医生 691 名抑郁症病人身进行了随机对照实验。

Our programs expect every cloud to be seeded so we're not able to do the randomized seating that the scientific community would like to see.

们项目希望每一片云都能被干预，所以们不能像科学界希望看到那样随机安排。

A randomized clinical trial reported in 2023 that an 8-week program of mindfulness-based stress reduction meditation had helped reduce anxiety as much as the frequently prescribed antidepressant Lexapro.

2023 年一项随机临床试验报告称，一项为期 8 周基于正念减压冥想计划有助于减少焦虑，其效果与经常处方抗抑郁药 Lexapro 一样。

Now, just to be clear, no one has done any randomized clinical trials to determine whether regular tickling improves mental health outcomes in people.

现在，为了澄清这一点，还没人做过任何随机临床试验来确定，经常接受这种刺激能否改善人们心理健康状况。

Randomized controlled trials and their meta-analyses are widely regarded as a very strong piece of evidence, especially in comparison to epidemiology studies.

业界普遍认为，随机对照试验及元数据分析是最具说服力证据，尤其是在与流行病学研究相比时候。

And I dug into the medical literature and spent a year researching all of the randomized controlled clinical trials out there.

然后深入了解医学文献，花了一年时间研究所有随机对照临床试验。

Instead of just studying people who drank coffee or didn't, he set up a randomized trial to study coffee's impact on your heartbeat.

他没有仅仅研究喝咖啡或不喝咖啡人，而是进行了一项随机试验研究咖啡对心跳影响。

So we make sure that we get a randomized group of folks that we can reach out to that represent others.

因此，们要确保是接触到一个随机群体，这些人可以代表其他人。

But Cronenwett says studying cold water immersion with a kind of scientific study known as a randomized controlled trial is difficult.

但克罗南维特说，用一种被称为随机对照试验科学研究方法来研究冷水浸泡是困难。

And Burke says that actually does seem to help, based on randomized studies— the researcher's gold standard.

并且伯克认为根据随机研究——研究者黄金标准，这看起来确实是有帮助。

I'm privileged to be working with a team of economists, social policy experts and neuroscientists in leading Baby's First Years, the first-ever randomized study to test whether poverty reduction causes changes in children's brain development.

很幸运和一群经济学家、社会政策专家和神经科学家合作，在“婴儿最初几年”，第一次随机研究测试改善贫穷是否会导致 儿童大脑发育改变。