Most Common Blood Type World

March 15, 2021

In general the rarest blood type is ab negative and the most common is o positive. O blood is the most common blood type in the world and while it is not quite as universal as o blood o can be given to all rh positive types but not the rh negative types it is still the most used blood according to the american red cross.

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Scandinavians have a high probability of carrying the a blood type while those indigenous to central asia are more likely to carry the b blood type.

Most common blood type world. Additionally rh positive blood types are much more common than rh negative blood types which is another reason why o blood is always needed and. The least common blood type in the u s. Rare blood types do exist and people with these typically have to bank their own blood over time for use in an emergency.

You ll find below a few factors on how a particular blood type is formed which has made o the most common blood type. Statistics from the american red cross show that the following are the most rare forms of the. The universal donor is blood type o and the universal receiver is type ab.

If both of your parents have blood type a then your blood type will either be type a or o. The most common blood types are a or o. In the united states type o positive is the most common blood type.

Is ab with less than 1 of the population having this type. Here s a breakdown of the most rare and common blood types by ethnicity according to the american red cross. Typically when blood is drawn at an early prenatal visit your blood will be tested to determine both blood type and rh factor.

Dean 2005 2 1 4. Broken down by race type o positive s prevalence is 37 among caucasians 47 among african americans 39 among asians and 53 among latino americans according to the american red cross. Below is a chart showing blood types a b ab o and rh rhesus status rh positive and rh negative by country.

The highest frequencies are found in small unrelated populations. The most common blood type. Blood type a in both parents.

Blood types around the world. The least common blood types are type b negative and type ab negative. Central and eastern europe type a is common in central and eastern europe.

Type o is the most common in humans as well but those with it can only receive type o. In countries such as austria denmark norway and switzerland about 45 50 of the population have this blood type whereas about 40 of poles and ukrainians do so. If you don t know your type ask your doctor midwife.

Blood types vary depending on the geographical region. The o blood type is the most common blood type around the world.

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