What Is The Most Common Blood Type

February 04, 2021

Here s a breakdown of the most rare and common blood types by ethnicity according to the american red cross. In countries such as austria denmark norway and switzerland about 45 50 of the population have this blood type whereas about 40 of poles and.

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Blood type b makes up only 10 of the population while blood type ab is the rarest at 4.

What is the most common blood type. Meanwhile people with blood type o the most common blood type appear to be somewhat protected from the effects of the coronavirus compared to people with other blood types. In general the rarest blood type is ab negative and the most common is o positive. You ll find below a few factors on how a particular blood type is formed which has made o the most common blood type.

Blood type b is completely absent in most north and south american indians. Is ab with less than 1 of the population having this type. There are four major blood groups determined by the presence or absence of two antigens a and b on the surface of red blood cells.

In addition to the a and b antigens there is a protein called the rh factor which can be either present or absent creating the 8 most common blood types a a b b o o ab ab. Central and eastern europe type a is common in central and eastern europe. Statistics from the american red cross show that the following are the most rare forms of the.

Dean 2005 2 1 4. Blood type a in both parents. The least common blood type in the u s.

Type o is the most demanded blood type in hospitals both because it s the most common and because o negative blood is a universal donor type meaning it is compatible with any blood type. This means it is compatible with any blood type. Type o is the most demanded blood type in hospitals both because it s the most common and because o negative blood is a universal donor type.

If both of your parents have blood type a then your blood type will either be type a or o. And if you disregard the rh and rh blood type classification system and just look at o a b and ab blood types the most prevalent blood type in the us is blood type o 44 with blood type a at a close second 42. The most common blood type.

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