So we have several controlled studies with contradictory results.

因此，我们的对照研究给出了矛盾的结果。

But no rigorously controlled studies have confirmed these effects.

不过以上效应还未经严格控制的研究加以证实。

Level III are retrospective comparative studies or case-controlled studies.

II I级研究是回顾性的比较研究或者病例对照研究。

Large sample, prospective, randomized controlled studies on treatment are scarce.

在治疗上还缺少大样本、前瞻性随机对照性研究。

The medical community and patients anxiously await the results of these and other well controlled studies.

无论是医学界还是患者，目前都热切期待着上述以及其他完善对照项目的结果。

Two randomized controlled studies show that defibrillators do not benefit patients who just had a heart attack.

两组随机的受控对照研究表明，除颤器不能为刚好心脏病发作的患者带来好处。

Adequate, well-controlled studies in pregnant women have not shown an increased risk of fetal abnormalities.

对妊娠妇女群体进行了充分、严格的对照研究，没有发现胎儿畸形的危险性增加。

Or no animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

或者，没有在动物中进行实验，也没有对妊娠妇女进行充分、严格的对照研究。

So we have several controlled studies with contradictory results. Which is the right approach? To license? Or to control?

因此，我们的对照研究给出了矛盾的结果。哪个是正确的做法？授权？还是控制？

The guidelines suggest using treatments that are based on results of controlled studies supported by established scientific organizations.

指南建议使用那些基于对照性研究获得的研究结果，并有确定的科学组织支持的治疗方法。

After many carefully controlled studies, scientists have discovered actual physical differences between the brains of males and females.

经过大量的仔细对照研究之后，科学家发现了男性和女性大脑间的实际生理差别。

Animal studies have revealed no evidence of harm to the fetus, however, there are no adequate and well-controlled studies in pregnant women.

动物实验没有发现对胎儿有害的证据，但没有对妊娠妇女进行充分、严格的对照研究。

Observational studies such as cohort studies, cased-control studies, and historical controlled studies will be used for sensitivity analysis.

同时一些观察性研究，如队列研究、病例对照研究和历史对照研究等纳入用于敏感性分析。

Recent controlled studies suggest that potential confounders such as obesity, age and insulin resistance cannot fully explain this association.

通过控制如：肥胖、年龄和胰岛素抵抗等混杂因素，仍不能充分解释这种关联。

Controlled studies demonstrate that products and related methods using soy related peptides lower total and LDL cholesterol levels in individuals.

受控研究证明，使用大豆相关的肽的产品和相关方法降低个体总胆固醇水平和LDL胆固醇水平。

We found no controlled studies evaluating the effectiveness of policy interventions implemented in sporting settings to promote healthy behaviour.

我们并未发现有对照性研究用以评估运动机构之政策介入对于促进健康行为的效果。

Many of these benefits have been proven repeatedly in double blind, placebo controlled studies, some only noted in a limited number of test subjects.

许多好处已从对照研究中得到反复证明，有一些仅在部分测试者身上看到。

Whether the prevalence is higher than in the general population is not known with certainty, because prospective well-controlled studies are unavailable.

是否疾病的盛行比非asd的人群高是不能肯定地知道，因为预期well - controlled的研究还没有。

Or animal studies have shown an adverse effect, but adequate and well-controlled studies in pregnant women have failed to demonstrate a risk to the fetus.

或者，动物实验出现了不良作用，但对妊娠妇女进行了充分、严格的对照研究，没有发现对胎儿的危险。

In this systematic review of the literature we did not find any controlled studies assessing the effects of interventions to increase participation in sport.

在这次文献的系统性回顾中，我们并没有发现任何对照研究有对于提高参与民众运动意愿之介入方式的评估。