Where Is Ab Blood Type Most Common

November 30, 2020

Most subsaharan african populations are around 97 99 rh. 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.

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Blood group o is the most common blood group.

Where is ab blood type most common. Ab blood types feature both a and b antigens at the surface of their red blood cells while most other blood types will only feature one or the other. Similarly blood group b has only b antigens blood group ab has both and blood group o has neither a nor b antigens on the surface of the red blood cells. The least common blood type in the u s.

Blood group ab has both a and b antigens but no antibodies. Europeans have the lowest frequency of this blood type for any continent. Here s a breakdown of the most rare and common blood types by ethnicity according to the american red cross.

But not all ethnic groups have the same proportion of blood types. In general the rarest blood type is ab negative and the most common is o positive. The following map shows the distribution of the o a b and ab blood types in the population by country in europe with colouring indicating the most common type which in itself is not a reliable indicator of anything else.

This list concerns blood type distribution between countries and regions blood type also called a blood group is a classification of blood based on the presence and absence of antibodies and inherited antigenic substances on the surface of red blood cells rbcs. Receiving blood from the wrong abo group can be life threatening. Globally the most common blood type is o but the most common blood type of europeans is a.

The majority of the people in the world have the rh blood type. These four groups are the most important because they indicate which blood type a patient can safely receive in a transfusion. However it is more common in some regions.

These antigens may be proteins carbohydrates glycoproteins or glycolipids depending on the blood group system. Statistics from the american red cross show that the following are the most rare forms of the. 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.

Type o is the most common blood type while ab is the least common. Almost half of the uk population 48 has blood group o. They are 83 85 rh.

East asians are 93 99 rh. Is ab with less than 1 of the population having this type. The actual figures are more.

For example hispanics have a high number of o blood types. Blood group o has no antigens but both anti a and anti b antibodies in the plasma. This means that ab blood can be very valuable and that people who possess this blood type may possess certain qualities that people with different blood types do not.

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