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O negative blood percentage9/20/2023 Thirty-five percent of people have Type O (positive or negative) blood.Type O-negative blood is needed in emergencies before the patient's blood type is known and with newborns who need blood.Only 7 percent of people in India have O-negative blood type. O-negative blood type donors are universal donors as their blood can be given to people of all blood types.If you began donating blood at age 18 and donated every 90 days until you reached 60, you would have donated 30 gallons of blood, potentially helping save more than 500 lives!.One donation can help save the lives of up to three people.Two most common reasons cited by people who don't give blood are: "Never thought about it" and "I don't like needles.".The number one reason donors say they give blood is because they "want to help others.".The body will replenish the elements given during a blood donation – some in a matter of hours and others in a matter of weeks. Healthy bone marrow makes a constant supply of red cells, plasma and platelets.Donated platelets must be used within five days of collection.One transfusion dose of platelets can be obtained through one apheresis donation of platelets or by combining the platelets derived from five whole blood donations. The process of donating specific blood components – red cells, plasma or platelets – is called apheresis.
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