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According to him, people with blood type O may be less sensitive to COVID-19 infection and have a milder form of it. This is demonstrated by retrospective studies published in the medical journal Blood Advances.
“Comparative data on 473,000 people infected with COVID-19 from Denmark showed that there were fewer infected people among people with blood group O than among people with blood groups A, B and AB, as their mucosal surface contains anti-antibodies. -A and virus-neutralizing anti-B .. A study in Canada found that people infected with COVID-19 in blood group A or AB were more likely to require mechanical ventilation and dialysis for kidney failure and spent more time in units of intensive care than patients with blood group O and B. And blood group patients in Italy and Spain had a 50% risk of severe coronavirus infection. Lower. A study in Massachusetts showed that COVID-19 was less likely among women people of blood group O. An investigation into the outbreak at a Hong Kong hospital also reached this conclusion.
Does the association confirm the cause? That still needs an answer. But regardless of your blood type, you must follow well-known safety guidelines: maintain physical distance, hand hygiene, wear masks to cover your nose and mouth, and avoid close contact in closed places, ”said the director of the Center for Infectious Diseases and AIDS on his Facebook account.
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