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  1. Oct 21, 2021 · Among hospitalized U.S. patients aged 12–18 years, vaccine effectiveness of 2 doses of Pfizer-BioNTech vaccine against COVID-19 hospitalization during June–September 2021, was 93% (95% confidence interval = 83%–97%). What are the implications for public health practice?

  2. Mar 11, 2021 · Our vaccine has been effective in preventing COVID-19 cases, as well as profoundly reducing the rate of COVID-19 related severe diseases, hospitalizations and deaths. These findings are also important, as the data were generated at a time when the SARS-CoV-2 variant B.1.1.7 was the dominant strain.”

  3. Mar 3, 2022 · Effectiveness of COVID-19 Pfizer-BioNTech BNT162b2 mRNA Vaccination in Preventing COVID-19–Associated Emergency Department and Urgent Care Encounters and Hospitalizations Among Nonimmunocompromised Children and Adolescents Aged 5–17 Years — VISION Network, 10 States, April 2021–January 2022 | MMWR. MMWR.

  4. Nov 18, 2020 · Primary efficacy analysis demonstrates BNT162b2 to be 95% effective against COVID-19 beginning 28 days after the first dose;170 confirmed cases of COVID-19 were evaluated, with 162 observed in the placebo group versus 8 in the vaccine group.

  5. A clinical trial demonstrated that the vaccine has an efficacy rate of over 90 percent in preventing Covid-19. Producing a batch of the Pfizer-BioNTech vaccine currently takes 60 days. A...

  6. Aug 18, 2022 · According to SAGE, the Pfizer-BioNTech COVID-19 mRNA vaccine is safe and effective. Who can take the vaccine? The vaccine is safe and effective for all individuals aged 6 months and above.

  7. Jul 21, 2021 · With the ChAdOx1 nCoV-19 vaccine, the effectiveness of two doses was 74.5% (95% CI, 68.4 to 79.4) among persons with the alpha variant and 67.0% (95% CI, 61.3 to 71.8) among those with the...

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