ABO blood group and COVID-19: an updated systematic literature review and meta-analysis.

ABSTRACT:

Background

Following the first reports in the literature, the association between the ABO blood group and SARS-CoV-2 infection has been investigated by a number of studies, although with varying results. The main object of this systematic review was to assess the relationship between the ABO blood group and the occurrence and severity of COVID-19.

Materials and methods

A systematic literature search using appropriate MeSH terms was performed through Medline and PubMed. The outcomes considered were the prevalence of the blood group O vs non-O types in SARS-CoV-2 infected and non-infected subjects, and the severity of SARS-CoV-2 infection according to ABO group. The methodological quality of the studies included in the analysis was assessed with the Newcastle-Ottawa Scale, and

SUBMITTER: Franchini M 

PROVIDER: S-EPMC8297670 | biostudies-literature | 2021 Jul

REPOSITORIES: biostudies-literature