Specific blood types confer differential susceptibility to infectious diseases
the verdict
SUPPORTED
the evidence backs this
confidence 67/100
Multiple epidemiological studies demonstrate that ABO blood types confer varying levels of susceptibility and severity to infectious diseases like COVID-19 and other respiratory infections, though findings can vary depending on the specific pathogen.
Evidence for · 5
Association Between ABO Blood Group System and COVID-19 Susceptibility in Wuhan
2020 · cited by 136
This study provides epidemiological evidence connecting blood type A to higher susceptibility to COVID-19.
Evidence against · 1
Association of ABO Blood Group With HIV Infection
2022 · cited by 1
This cross-sectional study found no statistically significant relationship between ABO blood group antigens and HIV infection.
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More for · 4
Association of ABO blood group with respiratory diseases hospitalisation and severe outcomes: a retrospective cohort study in blood donors.
2022 · cited by 11
The retrospective cohort study indicates that ABO blood groups influence the risk of hospitalisation and differential susceptibility for various respiratory diseases.
Assessment of the Relationship between ABO Blood Group and Susceptibility, Severity, and Mortality Rates in COVID-19
2021 · cited by 5
The study reports a significant relationship showing blood type A individuals face a higher risk of COVID-19 infection and severity, while blood group O has a protective effect.
Correlation of ABO Blood Group Susceptibility to Disease Severity of SARS-COV-2: An Original Research
2024 · cited by 2
Results from this observational study show that blood group A was most frequent in severe COVID-19 cases, supporting a link between blood type and disease severity.
Examination of the Relationship between the ABO Blood Group and Susceptibility to SARS-CoV-2 Infection Risk
2022 · cited by 1
This review highlights how ABO blood group polymorphism and anti-A antibodies impact pathogen binding, providing a biological mechanism for differential infection susceptibility.