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Volume 29, Number 1—January 2023
Research

Effects of Second Dose of SARS-CoV-2 Vaccination on Household Transmission, England

Asad Zaidi, Ross Harris, Jennifer Hall, Sarah Woodhall, Nick Andrews, Kevin Dunbar, Jamie Lopez-Bernal, and Gavin DabreraComments to Author 
Author affiliations: COVID-19 Vaccines and Epidemiology Division—UK Health Security Agency, London, UK (A. Zaidi, J. Hall, S. Woodhall, G. Dabrera); Statistics, Modelling, and Economics Department—UK Health Security Agency (R. Harris, N. Andrews); Institute for Women’s Health, University College, London (J. Hall); Immunisation and Countermeasures Division—UK Health Security Agency (K. Dunbar, J. Lopez-Bernal)

Main Article

Figure

Adjusted hazard ratios for household contacts of COVID patients becoming secondary cases by calendar time and time since vaccination of the index case. A) Data for contacts of index cases who had ChAdOx1 vaccine (AstraZeneca, https://www.astrazeneca.com). B) Data for contacts of index cases who had BNT162b2 vaccine (Pfizer-BioNTech, https://www.pfizer.com). HR, hazard ratio.

Figure. Adjusted hazard ratios for household contacts of COVID patients becoming secondary cases by calendar time and time since vaccination of the index case. A) Data for contacts of index cases who had ChAdOx1 vaccine (AstraZeneca, https://www.astrazeneca.com). B) Data for contacts of index cases who had BNT162b2 vaccine (Pfizer-BioNTech, https://www.pfizer.com). HR, hazard ratio.

Main Article

Page created: December 09, 2022
Page updated: December 21, 2022
Page reviewed: December 21, 2022
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