Template:COVID-19 vaccine effectiveness

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Main article: COVID-19 vaccine clinical research
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Vaccine Initial effectiveness by severity of COVID-19 Study location Refs
Asymptomatic Symptomatic Hospitalization Death
Oxford–AstraZeneca 70% (69–71%) Not reported 87% (85–88%) 90% (88–92%) Brazil [1]
Not reported 89% (78–94%)[i] Not reported Not reported England [3]
Not reported Not reported Not reported 89%[ii] Argentina [4]
72% (69–74%) Not reported Not reported 88% (79–94%) Hungary [5]
Pfizer–BioNTech 92% (91–92%) 97% (97–97%) 98% (97–98%) 97% (96–97%) Israel [6]
92% (88–95%) 94% (87–98%) 87% (55–100%) 97%[ii] Israel [7][8]
83% (83–84%) Not reported Not reported 91% (89–92%) Hungary [5]
Not reported 78% (77–79%) 98% (96–99%) 96% (95–97%) Uruguay [9]
85% (74–96%) Not reported Not reported England [10]
90% (68–97%) Not reported 100%[ii][iii] United States [11]
Moderna 89% (87–90%) Not reported Not reported 94% (91–96%) Hungary [5]
90% (68–97%) Not reported 100%[ii][iii] United States [11]
Sinopharm BIBP Not reported Not reported Not reported 84%[ii] Argentina [4]
69% (67–70%) Not reported Not reported 88% (86–89%) Hungary [5]
50% (49–52%) Not reported Not reported 94% (91–96%) Peru [12]
Sputnik V Not reported 98%[ii] Not reported Not reported Russia [13][14]
Not reported 98%[ii] 100%[ii][iii] 100%[ii][iii] United Arab Emirates [15]
Not reported Not reported Not reported 93%[ii] Argentina [4]
86% (84–87%) Not reported Not reported 98% (96–99%) Hungary [5]
CoronaVac 54% (53–55%) Not reported 73% (72–74%) 74% (73–75%) Brazil [1]
Not reported 66% (65–67%) 88% (87–88%) 86% (85–88%) Chile [16][17]
Not reported 60% (59–61%) 91% (89–93%) 95% (93–96%) Uruguay [9]
Not reported 94%[ii] 96%[ii] 98%[ii] Indonesia [18][19]
Not reported 80%[ii] 86%[ii] 95%[ii] Brazil [20][21]
Sputnik Light 79% (75–82%)[ii][iv] Not reported 88% (80–92%)[ii][iv] 85% (75–91%)[ii][iv] Argentina [22]
  1. ^ Data collected while the Alpha variant was already dominant.[2]
  2. ^ a b c d e f g h i j k l m n o p q r s A confidence interval was not provided, so it is not possible to know the accuracy of this measurement.
  3. ^ a b c d No cases detected in study.
  4. ^ a b c Participants aged 60 to 79.
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Initial course Booster dose Initial effectiveness by severity of COVID-19 Study location Refs
Asymptomatic Symptomatic Hospitalization Death
CoronaVac CoronaVac Not reported 80%[I] 88%[I] Not reported Chile [23]
Pfizer–BioNTech Not reported 90%[I] 87%[I] Not reported Chile [23]
Oxford–AstraZeneca Not reported 93%[I] 96%[I] Not reported Chile [23]
  1. ^ a b c d e f A confidence interval was not provided, so it is not possible to know the accuracy of this measurement.

References

These references will appear in the article, but this list appears only on this page.
  1. ^
    S2CID 237292831
    .
  2. ^ COVID-19 vaccine surveillance report (week 21) (PDF) (Technical report). Public Health England. 27 May 2021. GOV-8481.
  3. ^ COVID-19 vaccine surveillance report (week 20) (PDF) (Technical report). Public Health England. 20 May 2021. GOV-8401.
  4. ^ a b c "Ministros de Salud de todo el país consensuaron redoblar esfuerzos para completar los esquemas de vacunación en mayores de 40 años" [Health ministers from all over the country agreed to redouble their efforts to complete vaccination schedules in people over 40 years of age] (in Spanish). Government of Argentina. Ministry of Health (Argentina). 1 July 2021. Retrieved 12 July 2021.
  5. ^
    ISSN 1198-743X
    .
  6. PMID 33964222
    .
  7. PMID 33626250
    .
  8. ^ "Real-World Evidence Confirms High Effectiveness of Pfizer–BioNTech COVID-19 Vaccine and Profound Public Health Impact of Vaccination One Year After Pandemic Declared". Pfizer. 11 March 2021. Retrieved 1 April 2021.
  9. ^ a b "Tercer estudio de efectividad de vacunación anti SARS-CoV-2 en Uruguay al 30 de junio de 2021" [Third study of effectiveness of vaccination against SARS-CoV-2 in Uruguay as of June 30, 2021]. Ministerio de Salud Pública (in Spanish). 3 July 2021. Retrieved 7 July 2021.
  10. PMID 33901423
    .
  11. ^
    PMID 33793460
    .
  12. ^ Silvia-Valencia J, Soto-Becerra P, Escobar-Agreda S, Fernández-Navarro M, Moscoso-Porras M, Solari L, Mayta-Tristan P (22 July 2021). Efectividad de la vacuna BBIBP-CorV para prevenir infección y muerte en personal de salud [Effectiveness of the BBIBP-CorV vaccine to prevent infection and death in health personnel] (Technical report) (in Spanish). Ministry of Health of Peru. Tabla 4, figura 2.
  13. ^ "Russia's Sputnik V vaccine 97.6% effective in real-world study". Reuters. Moscow. 19 April 2021. Retrieved 21 April 2021.
  14. ^ "Sputnik V demonstrates 97.6% efficacy according to analysis of data from 3.8 million vaccinated persons in Russia making it the most efficient COVID-19 vaccine in the world" (Press release). Moscow: Russian Direct Investment Fund. 19 April 2021. Retrieved 21 April 2021.
  15. ^ "Sputnik V has demonstrated 97.8% efficacy against COVID cases and 100% efficacy against severe cases of COVID in UAE" (Press release). Moscow: Russian Direct Investment Fund. 29 June 2021. Retrieved 2 July 2021.
  16. S2CID 235766915
    .
  17. ^ "Reporte COVID-19: Vacuna Coronavac Tiene Un 90,3% De Efectividad Para Prevenir El Ingreso a UCI" [COVID-19 report: CoronaVac vaccine is 90.3% effective in preventing admission to the ICU]. Ministerio de Salud – Gobierno de Chile (in Spanish). 17 May 2021.
  18. ^ Aditya A. "China Sinovac Shot Seen Highly Effective in Real World Study". Bloomberg. Retrieved 15 May 2021.
  19. ^ "Kajian Cepat Kemenkes : Vaksin Sinovac Efektif Cegah Kematian" [Ministry of Health Quick Study: Sinovac Vaccine Effectively Prevents Death]. Sehat Negeriku (in Indonesian). 12 May 2021. Retrieved 15 May 2021.
  20. ^ "Mass vaccination creates healthy oasis in Brazilian city". Reuters. 31 May 2021. Retrieved 2 June 2021.
  21. ^ "Sinovac vaccine restores a Brazilian city to near normal". Associated Press. 1 June 2021. Retrieved 2 June 2021.
  22. PMC 8435263
    .
  23. ^ a b c "Chile realiza primer estudio a nivel mundial sobre uso de dosis de refuerzo en vacunas inactivadas: Aumenta efectividad en prevención y hospitalización por COVID-19" [Chile conducts the first study worldwide on inactivated vaccine boosters: increased effectiveness against disease and hospitalization due to COVID-19] (Press release) (in Spanish). Ministry of Health of Chile. 7 October 2021. Retrieved 11 November 2021.
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