WebbSimon’s like design with relaxed futility stopping This program generates Simon's admissible two-stage designs (Simon, 1989; Jung et al., 2004) for Phase II single arm clinical trials with relaxed probability of stopping for futility (Ivanova and Deal, 2013). Webb7 mars 2024 · Simon R. (1989). Optimal Two-Stage Designs for Phase II Clinical Trials. Controlled Clinical Trials 10, 1-10. Jung SH, Carey M and Kim KM. (2001). Graphical …
188-2007: Using SAS® to Determine Sample Sizes for Traditional …
WebbAbstract. This article describes a new Stata command called simontwostage, which calculates the critical values and sample sizes for two-stage designs for phase II … Webb20 maj 2024 · The article aims to compare the efficiency of minimax, optimal and admissible criteria in Simon’s and Fleming’s two-stage design. Three parameter settings … simple car hacks
SIMON2STAGE: Stata module to to compute the design parameter
Webb1 okt. 2015 · Abstract Two-stage designs are commonly used in phase II oncology trial to mitigate the risk of exposing patients to an inefficacious drug. Typically, the decision of moving into stage 2... WebbSimonの2段階デザイン(Controlled Clin Trials1989) • 仮説検定の枠組みを用いる •2つの段階から成る – 第1段階:次相へのno-goを早期に検討する(futility stop) – 第2段階:次相へのgo, no-goを検討する •2つの閾値 – それ以下だと臨床的意義のない反応率: – それ以上だと臨床的意義のある反応率: • 症例数の組み合わせは複数 – 閾値が2つあることに … WebbSimon's Two-Stage design This program generates Simon's optimal two-stage designs (Simon, 1989) and admissible designs from Jung et al. (2004) for Phase II single arm … rav winterthur telefonnummer