People with O-negative blood groups can only receive O-negative blood, which is a blood group that is high in demand. Minority and diverse populations, therefore, play a critical role in meeting the constant need for blood. Like donors who are O-positive with CMV negative, people with O-negative blood type who is also CMV negative are called heroes for babies at the red cross society. Type O is routinely in short supply and in high demand by hospitals both because it is the. 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, in particular, is the universal type needed for emergency transfusions. O negative blood can be used in transfusions for any blood type. But a few days after her admission, the doctors told Francisca that blood tests had revealed that she had a rare blood type, shared by 0.2 percent of the white population: Lutheran B-negative. For example, 51 percent of African-Americans and 57 percent of Hispanics are type O, but only 45 percent of Caucasians are type O. So Sickle cell patients with these blood types must rely on donors with matching blood types within their own community.ĭifferent ethnic and racial groups also have different frequencies of the main blood types in their populations. For example, U-negative and Duffy-negative blood types are unique to African-Americans.
Therefore, it is essential that the donor diversity match the patient diversity. Certain blood types are unique to specific racial and ethnic groups. There are more than 600 known antigens besides A and B. blood donor population has this blood type. This gives us the common blood types of A+, A-, B+, B-, AB+, AB-, O+ and of course O-. Blood type O-positive is the most common: Almost 40 percent of the U.S. If all eligible donors gave at least twice a year, it would help prevent blood shortages. You are positive if you have the protein and negative if you don’t. However, shortages of all types of blood occur during the summer and winter holidays.
Miller-Keystone Blood Center often runs short of types O and B blood, and AB plasma. TypeĪs you can see, some types mix, while others don’t, but each type is important when it comes to saving lives. Click your type below to learn more about it. Safe blood transfusions depend on careful blood typing and cross-matching. Each is paired with a + or – Rh factor, which is determined by the presence or absence of substances that can trigger immune responses if they are foreign to the body. The four main ABO blood types are O, A, B, and AB. Even though all blood consists of the same basic elements, not all blood is alike. Over 100 years ago, it was discovered that people have different types of blood.
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