基于以上认识，西方国家在开展替代医学研究时，虽然仍然强调随机对照试验（randomized controlled trials, rcts）是验证其治疗效果的“金标准”，但西方医学界也认为在rcts不能使用或当其结果不能概括替代医疗的真实情...
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科克伦提出，应当把随机控制实验(randomized controlled trials)作为证明一个治疗或一个介入的效果以及健康照顾有效的最佳手段[6]，从而吹响了从以权威为本的医学向以证据为本的医学转变的号角。
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RCTs randomized controlled trials 随机对照研究
randomized controlled trials RCTs 随机对照试验
non-randomized controlled trials 非随机对照试验
LARGE RANDOMIZED CONTROLLED TRIALS 大样本随机对照试验
pragmatic randomized controlled trials 实用性随机对照试验
explanatory randomized controlled trials 解释性随机对照试验
Design of Randomized Controlled Trials 随机对照试验设计
multi-center randomized controlled trials 多中心临床试验
meta-analysis for randomized controlled trials 随机对照试验meta分析
Results Four randomized controlled trials totaling 772 patients were included.
结果最终纳入了4个随机对照试验(772个病人)。
参考来源 - 抗幽门螺杆菌治疗对纠正H.pylori阳性患者缺铁性贫血的系统评价·2,447,543篇论文数据，部分数据来源于NoteExpress
Data from 62 studies, including randomized controlled trials and post-marketing studies, were included in the review.
资料来源于62项研究，包括随机对照试验和上市后研究。
A systematic search for randomized controlled trials and prospective cohort studies comparing home-based and clinic-based medical abortion was conducted.
对比较在家里或在诊所进行药物流产的随机对照试验和前瞻性群组研究进行系统搜索。
Two randomized controlled trials (RCTs), one before-and-after study and two retrospective reports on clinical efficacy and safety were retrieved, together with 18 pharmacokinetic studies.
检索到与临床功效和安全性相关的两个随机对照试验(rct)、一个前后对照研究、两个回顾性报告，以及18个药物动力学研究。
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