Background Blood group type A has been associated with increased susceptibility for
coronavirus disease 2019 (COVID-19) infection when compared to group O. The aim of our …

Studies on severe acute respiratory syndrome coronavirus 1 (SARS-CoV-1) suggest a
protective effect of anti-A antibodies against viral cell entry that may hold relevance for SARS …

The primary objective of this study was to explore whether coronavirus disease 2019
(COVID-19) severity and outcomes varied between different ABO blood groups. This …

Background: There is conflicting data in the literature about the association of ABO blood
type and susceptibility to COVID-19 infection. Moreover, very few studies have examined the …

Abstract Introduction The SARS-CoV-2 pandemic has been affecting the health and
economic, as well as social, life of the entire globe since the end of 2019. The virus causes …

This study aimed to determine if there is an association between ABO blood type and
severity of COVID-19 defined by intubation or death as well as ascertain if there is variability …

Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2), causing the current
pandemic of COVID-19, is genetically similar to SARS-CoV that caused the SARS outbreak …

Background Several articles reported the existence of an association between ABO blood
groups and COVID-19 susceptibility. Group A and group O individuals showed a higher and …

An association of various blood types and the 2019 novel coronavirus disease (COVID-19)
has been found in a number of publications. The aim of this literature review is to summarize …

Objectives To verify the association between the ABO blood type and the risk of SARS-CoV-
2 infection and COVID-19 disease severity. Methods This review was conducted according …