Most Common Blood Type Usa

December 11, 2020

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. Type o is routinely in short supply and in high demand by hospitals both because it is the most common blood type and because type o negative blood is the universal blood type needed for emergency transfusions and for immune deficient infants.

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47 o positive 24 a positive and 18 b positive.

Most common blood type usa. Here s a breakdown of the most rare and common blood types by ethnicity according to the american red cross. These antigens may be proteins carbohydrates glycoproteins or glycolipids depending on the blood group system. The main four blood types are.

In central and south america the rate of o blood is much higher. O is the most common about 45 percent of americans have type o. Blood type percentages chart based on the figures above it s straightforward that the most common blood types are o and a.

A b ab and o. It should be noted that while the abo and the rh and rh blood type group systems are the ones we are most familiar with there are way more ways to classify our blood types. Type a b ab and o where the most common type is o.

There are actually 4 major blood types. In fact around 63 of the world s population has this blood group. Blood type b makes up only 10 of the population while blood type ab is the rarest at 4.

Across geographic regions o blood groups are the most common. 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. According to the american red cross the following statistics show the most common blood types in the u s.

The reason why o is so prevalent in the united states. According to the study people with type o are better able to recognize certain proteins as foreign and that may extend to proteins on virus surfaces. 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.

Of them 38 percent have o positive blood and just 7 percent have o negative.

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