Most Common Blood Type By Region

January 07, 2021

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. Globally the most common blood type is o but the most common blood type of europeans is a.

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The o blood type is the most common blood type around the world.

Most common blood type by region. 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. The actual figures are more important. They are 83 85 rh.

In comparison only 39 of asians and 37 of caucasians have this type. Last week he did it again by locating data about how blood types and rh factors vary among countries. According to the national center for biotechnology information a molecular biology resource funded by the government the breakdown of blood type by region is.

My colleague robert allison has a knack for finding fascinating data. The a blood group is common in central europe. However it is more common in some regions.

Here s a breakdown of the most rare and common blood types by ethnicity according to the american red cross. The majority of the people in the world have the rh blood type. Central and eastern europe.

Most subsaharan african populations are around 97 99 rh. Up to 53 of latin americans and 47 of african americans have blood type o. 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.

Blood type b is more common in asians 25 and less common in latin americans and caucasians both at 9. Europeans have the lowest frequency of this blood type for any continent. According to the american red cross the following statistics show the most common blood types in the u s.

47 o positive 24 a positive and 18 b positive. 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. East asians are 93 99 rh.

These antigens may be proteins carbohydrates glycoproteins or glycolipids depending on the blood group system. Some blood types are more common in certain groups. He produced a series of eight world maps each showing the prevalence of a blood type a a b b ab ab o and o in various countries around the world.

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