The review included only double-blind randomised controlled trials, which are the best type of study for finding out the effects of a treatment.
这份研究只包含了双盲随机控制实验，这是找寻治疗效果最好的研究方式。
The gold standard of scientific evidence is the randomised controlled trial, preferably one with a lot of people and held over a long time.
国际上科学证据的标准是由随机对照实验得出的结果，尤其是那些有很多人参与又经过很长时间的实验。
No randomised controlled trials or controlled trials were identified that compared surgical spinal fixation surgery to other treatments in patients with a traumatic SCI.
没有发现比较脊髓损伤病人，行外科脊柱固定手术和其他治疗的随机对照临床试验或其他有对照组的临床试验。
We may have to ask a painful question: has science gone wrong?Even in the age of randomised controlled trials?
或许我们不得不提出一个痛苦的问题：科学出错了么——即使在随机控制实验的时代里？
There is, therefore, clearly a need for well-planned randomised controlled trials to be undertaken in various settings so that the potential benefits and harms of vision screening can be measured.
因此，很明显地需要在各种机构执行规划良好的随机对照试验，以测量视力筛检可能的好处与害处。
We included 14 randomised controlled trials (5600 women) which compared high-dose chemotherapy versus conventional chemotherapy in women with early breast cancer and with a high risk of recurrence.
我们纳入了14个针对早期预后不佳且有高复发风险的女性乳癌患者予以高剂量化学治疗或传统化学治疗的随机对照试验 （共5600位女性受试者）。
Randomised controlled trials (RCTs) in which a pharmacological agent was compared with placebo for the management of pain in patients with TMD. Parenteral routes of administration were excluded.
比较某种药物与安慰剂对颞颚关节障碍疼痛的疗效的随机对照试验。静脉注射的药物则排除。
Randomised controlled trials (RCTs) in which a pharmacological agent was compared with placebo for the management of pain in patients with TMD. Parenteral routes of administration were excluded.
比较某种药物与安慰剂对颞颚关节障碍疼痛的疗效的随机对照试验。静脉注射的药物则排除。
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