COVID-19 pandemic impact on blood donations and discards from screening tests for transfusion-transmitted infections in a Brazil Brazilian metropolitan area.

ABSTRACT:

Background

The COVID-19 pandemic posed a worldwide challenge for blood services. We aimed to evaluate the impact of the COVID-19 pandemic on blood donations and blood discards resulting from screening tests for transfused-transmitted infections (TTIs) in a Brazilian metropolitan.

Methods

Time-series cohort study including data of all blood donors from January 2018 to December 2021 at the Brasília Blood Center Foundation, Federal District, Brazil. The causal impact analysis was used to evaluate the impact of COVID-19 on blood donations, and a propensity score matching was used to evaluate the effect of the COVID-19 pandemic on the seroprevalence of TTIs.

Results

There were 205 965 blood donations during the study period. The blood donations significantly reduced soon a

SUBMITTER: Santos LDS 

PROVIDER: S-EPMC12722195 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature