Blood Types: Distribution Stats, Interesting Facts

Filed under: — site admin @ 5:01 am

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So I want to take a look at the over all distribution of blood types across the world and US.

Who Has Which Blood Type?

Blood Types Percentage of US Population
O+ 38.4%
O- 7.7%
A+ 32.3%
A- 6.5%
B+ 9.4%
B- 1.7%
AB+ 3.2%
AB- 0.7%

So the way that a blood donation works is that a certain ‘Class’ or ‘Type’ of blood are known as universals and can be used for blood transfusions for complimentary types.
Here is how is breaks down:

An ‘X’ denotes a blood type that is compatible with another.
O - O + B - B + A - A + AB - AB

B

L

O

O

D

T

Y

P

E

AB  X X X X X X X X
AB - X   X   X   X  
A + X X     X X    
A - X       X      
B + X X X X        
B - X   X          
O + X X            
O - X              

Here is the worldwide distribution of blood types. This is very interesting because it deals with the evolution of man and how race places a part in different blood types.
For blood type family ‘A’
The Worldwide Distribution of blood type A.
Blood type family ‘B’
Worldwide distribution of blood type B map
Blood type family ‘O’
Worldwide distribution of blood type O map


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