Key performance indicators of COVID-19 contact tracing in Belgium from September 2020 to December 2021.

ABSTRACT: The goal of tracing, testing, and quarantining contacts of infected individuals is to contain the spread of infectious diseases, a strategy widely used during the COVID-19 pandemic. However, limited research exists on the effectiveness of contact tracing, especially with regard to key performance indicators (KPIs), such as the proportion of cases arising from previously identified contacts. In our study, we analyzed contact tracing data from Belgium collected between September 2020 and December 2021 to assess the impact of contact tracing on SARS-CoV-2 transmission and understand its characteristics. Among confirmed cases involved in contact tracing in the Flemish and Brussels-Capital regions, 19.1% were previously identified as close contacts and were aware of prior exposure. These cases,

SUBMITTER: Kremer C 

PROVIDER: S-EPMC10588862 | biostudies-literature | 2023

REPOSITORIES: biostudies-literature