The key to RCTs is that the subjects are randomly assigned to their study groups.

RCT的关键是被试者被随机分配到各个研究组。

The quantity and quality of RCTs of peptic ulcer in China could not meet the need of clinical practice.

结论我国消化性溃疡及消化系疾病的防治性研究RCT的数量和质量，还不能满足临床实践的需要。

The RCTs found that acetazolamide caused polyuria , paraesthesia, or both in a large proportion of people.

随机对照试验还发现在大部分人群中，乙酰唑胺可以引起多尿，感觉异常，或者是两者兼有。

Although we found no RCTs on the effects of these interventions, there is a general consensus that they are effective.

尽管我们没有发现有关这些治疗措施的效果的随机对照试验，但普遍观点认为他们是有效的。

Large, multicentre RCTs are required which should focus on final height and address quality of life and cost issues.

目前仍须大型且多中心的随机对照试验，来对最终身高、生活品质及费用等项目做进一步分析。

Data Sources Data from all RCTs comparing adjuvant chemotherapy with surgery alone in patients with resectable gastric cancer.

我们收集比较可切除胃癌病人手术加辅助化疗与单纯手术比较的所有随机对照研究。

Limitations of this study include the fact that the literature search missed some truncated RCTs and failure to evaluate publication bias in the systematic reviews.

文章的不足之处在于文献检索时一些提前终止的试验没有纳入，并且没有能够评估系统综述的发表偏倚。

Conclusion Among the RCTs included, postoperative adjuvant chemotherapy based on fluorouracil regimens was associated with reduced risk of death in gastric cancer compared with surgery alone.

结论；根据所有的相关RCT研究可以看出，术后氟尿嘧啶为基础的辅助化疗与单纯手术相比较能够减少可切除胃癌患者的死亡风险。