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  1. Welcome to the Control Group. The Control Group is an independent, observational health outcomes study working outside of the corporate medical establishment to gain vital insights into the emerging patterns of disease in the post-pandemic era. Participants in the survey are part of a worldwide community who volunteer their health data on an ...

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      All members of the Control Group Vaccine Study can create a...

  2. Nov 27, 2021 · h The control group will receive Flu quadrivalent vaccine instead of inert placebo i This is a BBIBP-CorV (Sinopharm, China) vaccine First, the one to be conducted in eight Sub-Saharan countries is aimed to assess SARS-CoV-2 variants of concern (PACTR202105817814362).

    • Rafael Dal-Ré
    • 2021
  3. Mar 16, 2021 · The Working Group has concluded that although there is a scientific imperative to continue trials of vaccines against COVID-19 after a candidate vaccine is granted an EUD, there is also an ethical ...

    • Jerome Amir Singh, Jerome Amir Singh, Sonali Kochhar, Jonathan Wolff
    • 2021
  4. May 3, 2022 · The rate of COVID-19 or SARS-CoV-2 infection 7 days after the vaccination was ~6.53 per thousand in the vaccine group versus 63.43 per thousand in the control group, indicating an overall efficacy ...

  5. Dec 2, 2020 · We can address important Covid-19 control needs with continued follow-up of placebo recipients in phase 3 vaccine trials, use of placebo controls in large, simple safety trials, and clinical data f...

  6. Dec 10, 2020 · A two-dose regimen of BNT162b2 (30 μg per dose, given 21 days apart) was found to be safe and 95% effective against Covid-19. The vaccine met both primary efficacy end points, with more than a 99 ...

  7. Aug 25, 2021 · The effectiveness of vaccines against SARS-CoV-2 has been confirmed in real-world studies, 10,11 but high-quality real-world safety ... Control Group (N=884,828) SARS-CoV-2–Infected Group (N ...

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