This table summarizes vaccine impact results for COVID-19 studies conducted globally. This table is updated weekly.

This table summarizes the vaccine effectiveness data for COVID-19 studies conducted globally. This table is updated weekly. 

This table provides a summary of studies on the duration of protection of COVID-19 vaccines. This table is updated weekly.

This plot summarizes the available laboratory evidence on the ability of COVID-19 vaccines to neutralize SARS-CoV-2 variants of concern.

These forest plots summarize available COVID-19 vaccine effectiveness against Omicron variant by vaccine and population of special interest, and for second booster dose and duration of effectiveness. These forest plots are updated weekly.

These forest plots summarize available COVID-19 vaccine effectiveness against Delta and Omicron variants by vaccine, disease outcome, and study population.

This document outlines the methods used in the COVID-19 vaccines effectiveness and impact studies review. 

This file contains a list of neutralization studies identified from an ongoing systematic review of literature evaluating the impact of SARS-CoV 2 variants of concern on COVID-19 vaccine performance. 

These forest plots summarize available COVID-19 vaccine effectiveness data by vaccine and variant of concern. 

The COVID-19 Maternal Immunization Tracker (COMIT) provides a global snapshot of public health polic