This is an average distribution of the blood types in the United States. The distribution may be different for specific ethnic groups:
Blood Group / RH Status | Percentage |
---|---|
O Positive (O +) | 38 % |
O Negative (O -) | 7 % |
A Positive (A +) | 34 % |
A Negative (A -) | 6 % |
B Positive (B +) | 9 % |
B Negative (B -) | 2 % |
AB Positive (AB +) | 3 % |
AB Negative (AB -) | 1 % |