Blood Type And Covid

February 24, 2021

Researchers compared danish health registry data from more than 473 000 individuals tested for covid 19 to data from a control group of more than 2 2 million people from the general population. People with blood type o may have lower risk of covid 19 infection and severe illness two new studies suggest.

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Individuals with blood type o may be less vulnerable to covid 19 infection.

Blood type and covid. People with type a blood are at a much higher risk for contracting covid 19 while people with type. Conversely 44 4 of those who tested positive for covid 19 had type a blood while only 42 4 of the danish population has that blood type. By katie hunt and jacqueline howard cnn.

Their findings published in the annals of hematology dispel previous reports that suggested a correlation between certain blood types and covid 19. Updated 4 29 pm et wed october 14 2020. Infection rates were similar among people with types a b and.

The findings suggest that people with a b or ab blood may be more likely to be infected with covid 19 than people with type o blood. Blood type is not associated with a severe worsening of symptoms in people who have tested positive for covid 19 report harvard medical school researchers based at massachusetts general hospital. Furthermore those with type o blood are more protected from the virus.

On the other hand the canadian study demonstrated that along with blood type o even blood type b seemed to provide some immunity against the novel coronavirus and its. The study found that people with type a positive blood are at higher risk of respiratory failure from covid 19. This was true for the cohort as a whole as well as for the cohort when divided into spain only and italy only.

Blood type o may offer some protection against covid 19 infection according to a retrospective study. A study published in july found that people with type o were less likely to test positive for covid 19 than those with other blood types. The danish study said that more covid 19 positive people had blood types a b and ab while fewer people with blood type o tested positive with the coronavirus infection.

The new studies about blood type and coronavirus risk align with prior research on the topic. An april study too though it has yet to be peer reviewed found that among 1 559 coronavirus patients in new. One for instance suggests that people with type a may have a higher risk of catching covid 19 and of.

A new study in the journal blood advances backs up what researchers have been seeing for a while. However some studies have people wondering if blood type affects coronavirus risk.

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