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顺序/分组顺序试验设计×随机对照试验 (RCT)×
领域实验设计实验设计
方法族Hypothesis testHypothesis test
起源年份19791948
提出者O'Brien & Fleming; Pocock; Lan & DeMetsJames Lind (early precursor, 1747); modern formulation: Austin Bradford Hill & Medical Research Council (1948)
类型Adaptive stopping trial designInterventional comparative study
开创性文献O'Brien, P.C. & Fleming, T.R. (1979). A Multiple Testing Procedure for Clinical Trials. Biometrics, 35(3), 549–556. DOI ↗Schulz, K.F., Altman, D.G., Moher, D., for the CONSORT Group (2010). CONSORT 2010 Statement: Updated Guidelines for Reporting Parallel Group Randomised Trials. BMJ, 340, c332. DOI ↗
别名group sequential design, adaptive stopping design, Ardışık Deneme Tasarımı (Sequential / Group Sequential)RCT, randomised controlled trial, clinical trial, Randomize Kontrollü Çalışma (RCT) Tasarımı
相关37
摘要Sequential and group sequential trial designs allow a study to be stopped early — or continued — based on interim analyses conducted as data accumulate. The core framework was formalised by O'Brien and Fleming in 1979 and extended by Lan and DeMets's alpha-spending approach, and it controls the overall Type I error rate across all planned looks by pre-specifying both efficacy and futility boundaries before enrolment begins.A randomized controlled trial (RCT) is the gold standard experimental design in clinical and health research, in which participants are randomly allocated to a treatment group or a control group so that the effect of an intervention can be measured with the highest possible degree of internal validity. The modern parallel-group RCT was formalized by Austin Bradford Hill and the Medical Research Council in their landmark streptomycin trial of 1948, and its reporting is governed today by the CONSORT 2010 guidelines (Schulz et al., 2010).
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ScholarGate方法对比: Sequential Design · Randomized Controlled Trial. 于 2026-06-17 检索自 https://scholargate.app/zh/compare