在 英语 中使用 An observational study 的示例及其翻译为 中文
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Although an observational study, it is still good news for coffee drinkers.
The researchers point out that this is an observational study so cannot establish cause, and they outline some limitations.
研究人员同时强调，这是一项观察研究，所以无法确定原因，并指出了一些局限性。For example, an observational study may record how older adults rate their pain levels after acupuncture for back pain.
In the terminology that we have developed, John Snow conducted an observational study, not a randomized experiment.
根据我们开发的术语，约翰·斯诺进行了一项观察研究，而不是一个随机的实验。Still, the authors acknowledge that this is an observational study, and that many other unmeasured factors could have influenced their results.
不过，作者承认，这只是一项观测研究，而且许多别的不可测因素也可能会影响他们的结果。How(Study Design): This is an observational study using Norwegian national registry data.
如何研究（实验设计）：该研究为观察性研究，使用了挪威全国登记数据。An observational study is one in which scientists make conclusions based on data that they have observed but had no hand in generating.
观察研究是一项研究，科学家根据他们所观察到的，但却无法产生的数据作出结论。How(Study Design): This was an observational study using nationally representative data.
如何研究（实验设计）：该研究为观察性研究，使用了挪威全国登记数据。Eriksson cautioned that this is an observational study, so no definitive conclusions can be drawn about cause and effect between traffic noise and abdominal obesity.
Eriksson提醒，这是一个观察性研究，所以无法确定交通噪音与腹部肥胖之间有因果关系的结论。One caution: These findings were based on an observational study, so researchers can't directly link cause and effect.
需要注意的是：这些发现是基于一项观察性研究，因此研究人员不能直接将因果联系起来。If you are conducting an observational study, you might be able to establish association but not causation.
如果你正在进行一项观察研究，你可能能够建立联系而不是因果关系。The research team used data from the 2010 Australian National Survey of Psychosis- an observational study performed in five different Australian states.
研究采用2010年澳大利亚国家精神疾病调查数据，该观察性研究在澳大利亚5个洲的7个地区进行。It is an observational study using the 161,808 women in the WHI.
这是一项正在进行的全国性研究，涉及161,808名绝经后妇女。The study-- which included 316 patients, including 130 children-- was an observational study, not a randomized trial with a control group.
这项研究包括316名患者，其中130名儿童，这是是一项观察性研究，而不是随机试验。In such situations you will almost invariably be conducting an observational study, not an experiment.
在这种情况下，你几乎总是在进行观察研究，而不是实验。So you go and find the paper, and what you find is an observational study.
如果你去找该论文，会发现它是个观察性研究.You will want to run a contextual inquiry or an observational study of some sort.
你会想开展一项情境调查或者某种形式的观察研究。However, we cannot determine if the relationship is causal, because we used an observational study design,” said Maddy Dyer.
然而，我们不能确定这种关系是否是因果关系，因为我们使用了一个观察研究设计，“MaddyDyer说。The article is based on an observational study published in the Journal of Nutrition Health and Aging.
这篇文章是基于发表在《JournalofNutritionHealthandAging》杂志上的一项观察性研究。The exact cause for the reduction in IQ is still unknown, as this was only an observational study, but previous animal research has found that.
对于导致智商下降的确切原因，我们还不得而知，因为这只是一项观察性研究，但是，此前的另一项动物实验已经发现：.
