"Xavier, Denis" - Selaus tekijän mukaan TUNICRIS-julkaisut

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    • Randomised trials at the level of the individual 

      Park, Jay J H; Ford, Nathan; Xavier, Denis; Ashorn, Per; Grais, Rebecca F; Bhutta, Zulfiqar A; Goossens, Herman; Thorlund, Kristian; Socias, Maria Eugenia; Mills, Edward J (05 / 2021)
      reviewarticle
      In global health research, short-term, small-scale clinical trials with fixed, two-arm trial designs that generally do not allow for major changes throughout the trial are the most common study design. Building on the ...

    • The role and challenges of cluster randomised trials for global health 

      Dron, Louis; Taljaard, Monica; Cheung, Yin Bun; Grais, Rebecca; Ford, Nathan; Thorlund, Kristian; Jahan, Fyezah; Nakimuli-Mpungu, Etheldreda; Xavier, Denis; Bhutta, Zulfiqar A; Park, Jay J H; Mills, Edward J (05 / 2021)
      reviewarticle
      Evaluating whether an intervention works when trialled in groups of individuals can pose complex challenges for clinical research. Cluster randomised controlled trials involve the random allocation of groups or clusters ...

    • Urgently seeking efficiency and sustainability of clinical trials in global health 

      Park, Jay J H; Grais, Rebecca F; Taljaard, Monica; Nakimuli-Mpungu, Etheldreda; Jehan, Fyezah; Nachega, Jean B; Ford, Nathan; Xavier, Denis; Kengne, Andre P; Ashorn, Per; Socias, Maria Eugenia; Bhutta, Zulfiqar A; Mills, Edward J (05 / 2021)
      reviewarticle
      This paper shows the scale of global health research and the context in which we frame the subsequent papers in the Series. In this Series paper, we provide a historical perspective on clinical trial research by revisiting ...