27+ Most Common Blood Types Background. It is more convenient and easy to seek for donors or process application for the blood type in blood banks. The o blood type is the most common blood type around the world.
While several blood group systems are used to type your blood, abo is the most important. The eight most common blood types include. A and b blood types are about even for second place and blood type o comes in third for least common.
As a result, differences in blood type frequencies around the world are most likely due to other factors than social discrimination.
For example, 37% of caucasians are blood type o +, while african americans account for 47%, hispanics account for 53% and 39% of asians have this blood type. Rare blood types do exist, and people with these typically have people with certain blood types are compatible for blood transfusions and certain others are not. The following explanation covers the main a, b and o blood types2. The eight most common blood types include.