Covid And Blood Type A Positive . Does blood type affect coronavirus risk? Whether your blood group is type A, B, AB or O is based on the blood types of your mother and father. Covid-19 Blood Test Positive PNG Images & PSDs for ... (Matilda Ruiz) All data and statistics are based on publicly available data at. Scientists who compared the genes of thousands of patients in Europe found that those who had Type A blood were more likely to have severe cases while those. However, not all of the ethnic groups share the same proportions of A positive blood types. More specifically, type O blood may be protective against the novel virus. Whether your blood group is type A, B, AB or O is based on the blood types of your mother and father. Covid-19 Blood Test Positive PNG Images & PSDs for ... Nurse wearing protective mask and gloves and holding ...